Home / 13,061.30-18,024.60-7,092.95

Finding the Fourth Proportional to 13,061.30, 18,024.60 and 7,092.95

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Solution

The fourth proportional to 13,061.30, 18,024.60 and 7,092.95 is: 9,788.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,061.30 : 18,024.60 = 7,092.95 : x
  2. Step 2: Convert to fraction form
    13,061.30/18,024.60 = 7,092.95/x
  3. Step 3: Cross multiply
    13,061.30x = 18,024.60 × 7,092.95
  4. Step 4: Simplify right side
    13,061.30x = 127,847,586.57
  5. Step 5: Solve for x
    x = 127,847,586.57/13,061.30
  6. Step 6: Final answer
    x = 9,788.27

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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.