Home / 56,259.22-77,557.62-38,331.28

Finding the Fourth Proportional to 56,259.22, 77,557.62 and 38,331.28

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Solution

The fourth proportional to 56,259.22, 77,557.62 and 38,331.28 is: 52,842.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,259.22 : 77,557.62 = 38,331.28 : x
  2. Step 2: Convert to fraction form
    56,259.22/77,557.62 = 38,331.28/x
  3. Step 3: Cross multiply
    56,259.22x = 77,557.62 × 38,331.28
  4. Step 4: Simplify right side
    56,259.22x = 2,972,882,848.35
  5. Step 5: Solve for x
    x = 2,972,882,848.35/56,259.22
  6. Step 6: Final answer
    x = 52,842.59

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1.5x scale

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.