Home / 56,125.61-77,454.93-30,633.59

Finding the Fourth Proportional to 56,125.61, 77,454.93 and 30,633.59

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Solution

The fourth proportional to 56,125.61, 77,454.93 and 30,633.59 is: 42,275.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,125.61 : 77,454.93 = 30,633.59 : x
  2. Step 2: Convert to fraction form
    56,125.61/77,454.93 = 30,633.59/x
  3. Step 3: Cross multiply
    56,125.61x = 77,454.93 × 30,633.59
  4. Step 4: Simplify right side
    56,125.61x = 2,372,722,877.61
  5. Step 5: Solve for x
    x = 2,372,722,877.61/56,125.61
  6. Step 6: Final answer
    x = 42,275.23

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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.