Home / 15,640.28-23,459.58-3,952.84

Finding the Fourth Proportional to 15,640.28, 23,459.58 and 3,952.84

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Solution

The fourth proportional to 15,640.28, 23,459.58 and 3,952.84 is: 5,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,640.28 : 23,459.58 = 3,952.84 : x
  2. Step 2: Convert to fraction form
    15,640.28/23,459.58 = 3,952.84/x
  3. Step 3: Cross multiply
    15,640.28x = 23,459.58 × 3,952.84
  4. Step 4: Simplify right side
    15,640.28x = 92,731,966.21
  5. Step 5: Solve for x
    x = 92,731,966.21/15,640.28
  6. Step 6: Final answer
    x = 5,929.05

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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.