Home / 13,242.52-19,857.60-4,475.08

Finding the Fourth Proportional to 13,242.52, 19,857.60 and 4,475.08

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Solution

The fourth proportional to 13,242.52, 19,857.60 and 4,475.08 is: 6,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,242.52 : 19,857.60 = 4,475.08 : x
  2. Step 2: Convert to fraction form
    13,242.52/19,857.60 = 4,475.08/x
  3. Step 3: Cross multiply
    13,242.52x = 19,857.60 × 4,475.08
  4. Step 4: Simplify right side
    13,242.52x = 88,864,348.61
  5. Step 5: Solve for x
    x = 88,864,348.61/13,242.52
  6. Step 6: Final answer
    x = 6,710.53

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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.