Home / 56,881.47-85,294.11-17,429.07

Finding the Fourth Proportional to 56,881.47, 85,294.11 and 17,429.07

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Solution

The fourth proportional to 56,881.47, 85,294.11 and 17,429.07 is: 26,135.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,881.47 : 85,294.11 = 17,429.07 : x
  2. Step 2: Convert to fraction form
    56,881.47/85,294.11 = 17,429.07/x
  3. Step 3: Cross multiply
    56,881.47x = 85,294.11 × 17,429.07
  4. Step 4: Simplify right side
    56,881.47x = 1,486,597,013.78
  5. Step 5: Solve for x
    x = 1,486,597,013.78/56,881.47
  6. Step 6: Final answer
    x = 26,135.00

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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.