Home / 15,497.80-23,246.70-8,475.10

Finding the Fourth Proportional to 15,497.80, 23,246.70 and 8,475.10

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Solution

The fourth proportional to 15,497.80, 23,246.70 and 8,475.10 is: 12,712.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,497.80 : 23,246.70 = 8,475.10 : x
  2. Step 2: Convert to fraction form
    15,497.80/23,246.70 = 8,475.10/x
  3. Step 3: Cross multiply
    15,497.80x = 23,246.70 × 8,475.10
  4. Step 4: Simplify right side
    15,497.80x = 197,018,107.17
  5. Step 5: Solve for x
    x = 197,018,107.17/15,497.80
  6. Step 6: Final answer
    x = 12,712.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.