Home / 52,801.10-72,865.51-31,585.38

Finding the Fourth Proportional to 52,801.10, 72,865.51 and 31,585.38

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Solution

The fourth proportional to 52,801.10, 72,865.51 and 31,585.38 is: 43,587.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,801.10 : 72,865.51 = 31,585.38 : x
  2. Step 2: Convert to fraction form
    52,801.10/72,865.51 = 31,585.38/x
  3. Step 3: Cross multiply
    52,801.10x = 72,865.51 × 31,585.38
  4. Step 4: Simplify right side
    52,801.10x = 2,301,484,822.24
  5. Step 5: Solve for x
    x = 2,301,484,822.24/52,801.10
  6. Step 6: Final answer
    x = 43,587.82

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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.