Home / 13,062.84-18,027.60-7,397.52

Finding the Fourth Proportional to 13,062.84, 18,027.60 and 7,397.52

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Solution

The fourth proportional to 13,062.84, 18,027.60 and 7,397.52 is: 10,209.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062.84 : 18,027.60 = 7,397.52 : x
  2. Step 2: Convert to fraction form
    13,062.84/18,027.60 = 7,397.52/x
  3. Step 3: Cross multiply
    13,062.84x = 18,027.60 × 7,397.52
  4. Step 4: Simplify right side
    13,062.84x = 133,359,531.55
  5. Step 5: Solve for x
    x = 133,359,531.55/13,062.84
  6. Step 6: Final answer
    x = 10,209.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.