Home / 47,237.19-70,854.61-19,149.74

Finding the Fourth Proportional to 47,237.19, 70,854.61 and 19,149.74

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Solution

The fourth proportional to 47,237.19, 70,854.61 and 19,149.74 is: 28,724.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,237.19 : 70,854.61 = 19,149.74 : x
  2. Step 2: Convert to fraction form
    47,237.19/70,854.61 = 19,149.74/x
  3. Step 3: Cross multiply
    47,237.19x = 70,854.61 × 19,149.74
  4. Step 4: Simplify right side
    47,237.19x = 1,356,847,359.30
  5. Step 5: Solve for x
    x = 1,356,847,359.30/47,237.19
  6. Step 6: Final answer
    x = 28,724.13

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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.