Home / 55,618.04-76,691.40-35,442.98

Finding the Fourth Proportional to 55,618.04, 76,691.40 and 35,442.98

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Solution

The fourth proportional to 55,618.04, 76,691.40 and 35,442.98 is: 48,872.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,618.04 : 76,691.40 = 35,442.98 : x
  2. Step 2: Convert to fraction form
    55,618.04/76,691.40 = 35,442.98/x
  3. Step 3: Cross multiply
    55,618.04x = 76,691.40 × 35,442.98
  4. Step 4: Simplify right side
    55,618.04x = 2,718,171,756.37
  5. Step 5: Solve for x
    x = 2,718,171,756.37/55,618.04
  6. Step 6: Final answer
    x = 48,872.12

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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.