Home / 52,291.66-72,158.70-29,631.10

Finding the Fourth Proportional to 52,291.66, 72,158.70 and 29,631.10

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Solution

The fourth proportional to 52,291.66, 72,158.70 and 29,631.10 is: 40,888.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,291.66 : 72,158.70 = 29,631.10 : x
  2. Step 2: Convert to fraction form
    52,291.66/72,158.70 = 29,631.10/x
  3. Step 3: Cross multiply
    52,291.66x = 72,158.70 × 29,631.10
  4. Step 4: Simplify right side
    52,291.66x = 2,138,141,655.57
  5. Step 5: Solve for x
    x = 2,138,141,655.57/52,291.66
  6. Step 6: Final answer
    x = 40,888.77

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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.