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Finding the Fourth Proportional to 35,575.29, 53,362.92 and 9,279.96

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Solution

The fourth proportional to 35,575.29, 53,362.92 and 9,279.96 is: 13,919.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,575.29 : 53,362.92 = 9,279.96 : x
  2. Step 2: Convert to fraction form
    35,575.29/53,362.92 = 9,279.96/x
  3. Step 3: Cross multiply
    35,575.29x = 53,362.92 × 9,279.96
  4. Step 4: Simplify right side
    35,575.29x = 495,205,763.08
  5. Step 5: Solve for x
    x = 495,205,763.08/35,575.29
  6. Step 6: Final answer
    x = 13,919.94

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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.