Home / 40,935.13-61,422.13-13,233.13

Finding the Fourth Proportional to 40,935.13, 61,422.13 and 13,233.13

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Solution

The fourth proportional to 40,935.13, 61,422.13 and 13,233.13 is: 19,855.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,935.13 : 61,422.13 = 13,233.13 : x
  2. Step 2: Convert to fraction form
    40,935.13/61,422.13 = 13,233.13/x
  3. Step 3: Cross multiply
    40,935.13x = 61,422.13 × 13,233.13
  4. Step 4: Simplify right side
    40,935.13x = 812,807,031.17
  5. Step 5: Solve for x
    x = 812,807,031.17/40,935.13
  6. Step 6: Final answer
    x = 19,855.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.