Home / 52,491.14-72,438.20-28,617.99

Finding the Fourth Proportional to 52,491.14, 72,438.20 and 28,617.99

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Solution

The fourth proportional to 52,491.14, 72,438.20 and 28,617.99 is: 39,493.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,491.14 : 72,438.20 = 28,617.99 : x
  2. Step 2: Convert to fraction form
    52,491.14/72,438.20 = 28,617.99/x
  3. Step 3: Cross multiply
    52,491.14x = 72,438.20 × 28,617.99
  4. Step 4: Simplify right side
    52,491.14x = 2,073,035,944.24
  5. Step 5: Solve for x
    x = 2,073,035,944.24/52,491.14
  6. Step 6: Final answer
    x = 39,493.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.