Home / 35,475.79-53,209.56-9,178.48

Finding the Fourth Proportional to 35,475.79, 53,209.56 and 9,178.48

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Solution

The fourth proportional to 35,475.79, 53,209.56 and 9,178.48 is: 13,766.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,475.79 : 53,209.56 = 9,178.48 : x
  2. Step 2: Convert to fraction form
    35,475.79/53,209.56 = 9,178.48/x
  3. Step 3: Cross multiply
    35,475.79x = 53,209.56 × 9,178.48
  4. Step 4: Simplify right side
    35,475.79x = 488,382,882.27
  5. Step 5: Solve for x
    x = 488,382,882.27/35,475.79
  6. Step 6: Final answer
    x = 13,766.65

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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.