Home / 27,960.13-38,587.20-16,024.57

Finding the Fourth Proportional to 27,960.13, 38,587.20 and 16,024.57

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Solution

The fourth proportional to 27,960.13, 38,587.20 and 16,024.57 is: 22,115.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960.13 : 38,587.20 = 16,024.57 : x
  2. Step 2: Convert to fraction form
    27,960.13/38,587.20 = 16,024.57/x
  3. Step 3: Cross multiply
    27,960.13x = 38,587.20 × 16,024.57
  4. Step 4: Simplify right side
    27,960.13x = 618,343,287.50
  5. Step 5: Solve for x
    x = 618,343,287.50/27,960.13
  6. Step 6: Final answer
    x = 22,115.18

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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.