Home / 15,426.73-23,135.30-5,564.72

Finding the Fourth Proportional to 15,426.73, 23,135.30 and 5,564.72

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Solution

The fourth proportional to 15,426.73, 23,135.30 and 5,564.72 is: 8,345.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,426.73 : 23,135.30 = 5,564.72 : x
  2. Step 2: Convert to fraction form
    15,426.73/23,135.30 = 5,564.72/x
  3. Step 3: Cross multiply
    15,426.73x = 23,135.30 × 5,564.72
  4. Step 4: Simplify right side
    15,426.73x = 128,741,517.50
  5. Step 5: Solve for x
    x = 128,741,517.50/15,426.73
  6. Step 6: Final answer
    x = 8,345.35

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Double scale
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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.