Home / 57,319.48-85,979.85-17,338.87

Finding the Fourth Proportional to 57,319.48, 85,979.85 and 17,338.87

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Solution

The fourth proportional to 57,319.48, 85,979.85 and 17,338.87 is: 26,008.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,319.48 : 85,979.85 = 17,338.87 : x
  2. Step 2: Convert to fraction form
    57,319.48/85,979.85 = 17,338.87/x
  3. Step 3: Cross multiply
    57,319.48x = 85,979.85 × 17,338.87
  4. Step 4: Simplify right side
    57,319.48x = 1,490,793,441.77
  5. Step 5: Solve for x
    x = 1,490,793,441.77/57,319.48
  6. Step 6: Final answer
    x = 26,008.50

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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.