Home / 56,948.40-85,423.95-17,505.86

Finding the Fourth Proportional to 56,948.40, 85,423.95 and 17,505.86

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Solution

The fourth proportional to 56,948.40, 85,423.95 and 17,505.86 is: 26,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,948.40 : 85,423.95 = 17,505.86 : x
  2. Step 2: Convert to fraction form
    56,948.40/85,423.95 = 17,505.86/x
  3. Step 3: Cross multiply
    56,948.40x = 85,423.95 × 17,505.86
  4. Step 4: Simplify right side
    56,948.40x = 1,495,419,282.23
  5. Step 5: Solve for x
    x = 1,495,419,282.23/56,948.40
  6. Step 6: Final answer
    x = 26,259.20

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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.