Home / 15,483.45-23,226.39-4,390.23

Finding the Fourth Proportional to 15,483.45, 23,226.39 and 4,390.23

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Solution

The fourth proportional to 15,483.45, 23,226.39 and 4,390.23 is: 6,585.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,483.45 : 23,226.39 = 4,390.23 : x
  2. Step 2: Convert to fraction form
    15,483.45/23,226.39 = 4,390.23/x
  3. Step 3: Cross multiply
    15,483.45x = 23,226.39 × 4,390.23
  4. Step 4: Simplify right side
    15,483.45x = 101,969,194.17
  5. Step 5: Solve for x
    x = 101,969,194.17/15,483.45
  6. Step 6: Final answer
    x = 6,585.69

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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.