Home / 52,695.59-72,705.26-31,467.11

Finding the Fourth Proportional to 52,695.59, 72,705.26 and 31,467.11

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Solution

The fourth proportional to 52,695.59, 72,705.26 and 31,467.11 is: 43,415.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,695.59 : 72,705.26 = 31,467.11 : x
  2. Step 2: Convert to fraction form
    52,695.59/72,705.26 = 31,467.11/x
  3. Step 3: Cross multiply
    52,695.59x = 72,705.26 × 31,467.11
  4. Step 4: Simplify right side
    52,695.59x = 2,287,824,129.14
  5. Step 5: Solve for x
    x = 2,287,824,129.14/52,695.59
  6. Step 6: Final answer
    x = 43,415.86

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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.