Home / 43,154.42-64,726.92-11,567.58

Finding the Fourth Proportional to 43,154.42, 64,726.92 and 11,567.58

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Solution

The fourth proportional to 43,154.42, 64,726.92 and 11,567.58 is: 17,350.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,154.42 : 64,726.92 = 11,567.58 : x
  2. Step 2: Convert to fraction form
    43,154.42/64,726.92 = 11,567.58/x
  3. Step 3: Cross multiply
    43,154.42x = 64,726.92 × 11,567.58
  4. Step 4: Simplify right side
    43,154.42x = 748,733,825.25
  5. Step 5: Solve for x
    x = 748,733,825.25/43,154.42
  6. Step 6: Final answer
    x = 17,350.11

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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.