Home / 47,681.16-71,472.52-31,073.64

Finding the Fourth Proportional to 47,681.16, 71,472.52 and 31,073.64

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Solution

The fourth proportional to 47,681.16, 71,472.52 and 31,073.64 is: 46,578.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,681.16 : 71,472.52 = 31,073.64 : x
  2. Step 2: Convert to fraction form
    47,681.16/71,472.52 = 31,073.64/x
  3. Step 3: Cross multiply
    47,681.16x = 71,472.52 × 31,073.64
  4. Step 4: Simplify right side
    47,681.16x = 2,220,911,356.37
  5. Step 5: Solve for x
    x = 2,220,911,356.37/47,681.16
  6. Step 6: Final answer
    x = 46,578.38

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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.