Home / 13,862.47-20,791.12-4,502.58

Finding the Fourth Proportional to 13,862.47, 20,791.12 and 4,502.58

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Solution

The fourth proportional to 13,862.47, 20,791.12 and 4,502.58 is: 6,753.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,862.47 : 20,791.12 = 4,502.58 : x
  2. Step 2: Convert to fraction form
    13,862.47/20,791.12 = 4,502.58/x
  3. Step 3: Cross multiply
    13,862.47x = 20,791.12 × 4,502.58
  4. Step 4: Simplify right side
    13,862.47x = 93,613,681.09
  5. Step 5: Solve for x
    x = 93,613,681.09/13,862.47
  6. Step 6: Final answer
    x = 6,753.03

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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.