Home / 56,715.86-84,987.56-27,092.90

Finding the Fourth Proportional to 56,715.86, 84,987.56 and 27,092.90

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Solution

The fourth proportional to 56,715.86, 84,987.56 and 27,092.90 is: 40,598.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,715.86 : 84,987.56 = 27,092.90 : x
  2. Step 2: Convert to fraction form
    56,715.86/84,987.56 = 27,092.90/x
  3. Step 3: Cross multiply
    56,715.86x = 84,987.56 × 27,092.90
  4. Step 4: Simplify right side
    56,715.86x = 2,302,559,464.32
  5. Step 5: Solve for x
    x = 2,302,559,464.32/56,715.86
  6. Step 6: Final answer
    x = 40,598.16

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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.