Home / 52,681.32-72,726.66-40,717.62

Finding the Fourth Proportional to 52,681.32, 72,726.66 and 40,717.62

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Solution

The fourth proportional to 52,681.32, 72,726.66 and 40,717.62 is: 56,210.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,681.32 : 72,726.66 = 40,717.62 : x
  2. Step 2: Convert to fraction form
    52,681.32/72,726.66 = 40,717.62/x
  3. Step 3: Cross multiply
    52,681.32x = 72,726.66 × 40,717.62
  4. Step 4: Simplify right side
    52,681.32x = 2,961,256,505.75
  5. Step 5: Solve for x
    x = 2,961,256,505.75/52,681.32
  6. Step 6: Final answer
    x = 56,210.75

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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.