Home / 47,332.28-70,943.92-19,221.47

Finding the Fourth Proportional to 47,332.28, 70,943.92 and 19,221.47

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Solution

The fourth proportional to 47,332.28, 70,943.92 and 19,221.47 is: 28,810.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,332.28 : 70,943.92 = 19,221.47 : x
  2. Step 2: Convert to fraction form
    47,332.28/70,943.92 = 19,221.47/x
  3. Step 3: Cross multiply
    47,332.28x = 70,943.92 × 19,221.47
  4. Step 4: Simplify right side
    47,332.28x = 1,363,646,293.23
  5. Step 5: Solve for x
    x = 1,363,646,293.23/47,332.28
  6. Step 6: Final answer
    x = 28,810.07

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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.