Home / 47,810.28-71,730-24,453.12

Finding the Fourth Proportional to 47,810.28, 71,730 and 24,453.12

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Solution

The fourth proportional to 47,810.28, 71,730 and 24,453.12 is: 36,687.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,810.28 : 71,730 = 24,453.12 : x
  2. Step 2: Convert to fraction form
    47,810.28/71,730 = 24,453.12/x
  3. Step 3: Cross multiply
    47,810.28x = 71,730 × 24,453.12
  4. Step 4: Simplify right side
    47,810.28x = 1,754,022,297.60
  5. Step 5: Solve for x
    x = 1,754,022,297.60/47,810.28
  6. Step 6: Final answer
    x = 36,687.14

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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.