Home / 52,572.51-72,552.11-31,351.32

Finding the Fourth Proportional to 52,572.51, 72,552.11 and 31,351.32

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Solution

The fourth proportional to 52,572.51, 72,552.11 and 31,351.32 is: 43,266.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,572.51 : 72,552.11 = 31,351.32 : x
  2. Step 2: Convert to fraction form
    52,572.51/72,552.11 = 31,351.32/x
  3. Step 3: Cross multiply
    52,572.51x = 72,552.11 × 31,351.32
  4. Step 4: Simplify right side
    52,572.51x = 2,274,604,260.53
  5. Step 5: Solve for x
    x = 2,274,604,260.53/52,572.51
  6. Step 6: Final answer
    x = 43,266.04

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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.