Home / 56,008.40-77,257.42-33,332.20

Finding the Fourth Proportional to 56,008.40, 77,257.42 and 33,332.20

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Solution

The fourth proportional to 56,008.40, 77,257.42 and 33,332.20 is: 45,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,008.40 : 77,257.42 = 33,332.20 : x
  2. Step 2: Convert to fraction form
    56,008.40/77,257.42 = 33,332.20/x
  3. Step 3: Cross multiply
    56,008.40x = 77,257.42 × 33,332.20
  4. Step 4: Simplify right side
    56,008.40x = 2,575,159,774.92
  5. Step 5: Solve for x
    x = 2,575,159,774.92/56,008.40
  6. Step 6: Final answer
    x = 45,978.10

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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.