Home / 55,592.96-76,718.28-30,442.46

Finding the Fourth Proportional to 55,592.96, 76,718.28 and 30,442.46

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Solution

The fourth proportional to 55,592.96, 76,718.28 and 30,442.46 is: 42,010.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,592.96 : 76,718.28 = 30,442.46 : x
  2. Step 2: Convert to fraction form
    55,592.96/76,718.28 = 30,442.46/x
  3. Step 3: Cross multiply
    55,592.96x = 76,718.28 × 30,442.46
  4. Step 4: Simplify right side
    55,592.96x = 2,335,493,170.17
  5. Step 5: Solve for x
    x = 2,335,493,170.17/55,592.96
  6. Step 6: Final answer
    x = 42,010.59

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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.