Home / 18,440.10-27,657.41-9,077.58

Finding the Fourth Proportional to 18,440.10, 27,657.41 and 9,077.58

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Solution

The fourth proportional to 18,440.10, 27,657.41 and 9,077.58 is: 13,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440.10 : 27,657.41 = 9,077.58 : x
  2. Step 2: Convert to fraction form
    18,440.10/27,657.41 = 9,077.58/x
  3. Step 3: Cross multiply
    18,440.10x = 27,657.41 × 9,077.58
  4. Step 4: Simplify right side
    18,440.10x = 251,062,306.48
  5. Step 5: Solve for x
    x = 251,062,306.48/18,440.10
  6. Step 6: Final answer
    x = 13,615.02

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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.