Home / 13,092.60-18,067.53-7,124.13

Finding the Fourth Proportional to 13,092.60, 18,067.53 and 7,124.13

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Solution

The fourth proportional to 13,092.60, 18,067.53 and 7,124.13 is: 9,831.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.60 : 18,067.53 = 7,124.13 : x
  2. Step 2: Convert to fraction form
    13,092.60/18,067.53 = 7,124.13/x
  3. Step 3: Cross multiply
    13,092.60x = 18,067.53 × 7,124.13
  4. Step 4: Simplify right side
    13,092.60x = 128,715,432.50
  5. Step 5: Solve for x
    x = 128,715,432.50/13,092.60
  6. Step 6: Final answer
    x = 9,831.16

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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.