Home / 30,606.28-45,934.02-15,819.53

Finding the Fourth Proportional to 30,606.28, 45,934.02 and 15,819.53

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Solution

The fourth proportional to 30,606.28, 45,934.02 and 15,819.53 is: 23,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,606.28 : 45,934.02 = 15,819.53 : x
  2. Step 2: Convert to fraction form
    30,606.28/45,934.02 = 15,819.53/x
  3. Step 3: Cross multiply
    30,606.28x = 45,934.02 × 15,819.53
  4. Step 4: Simplify right side
    30,606.28x = 726,654,377.74
  5. Step 5: Solve for x
    x = 726,654,377.74/30,606.28
  6. Step 6: Final answer
    x = 23,742.00

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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.