Home / 18,391.40-27,543.02-10,058.92

Finding the Fourth Proportional to 18,391.40, 27,543.02 and 10,058.92

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Solution

The fourth proportional to 18,391.40, 27,543.02 and 10,058.92 is: 15,064.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,391.40 : 27,543.02 = 10,058.92 : x
  2. Step 2: Convert to fraction form
    18,391.40/27,543.02 = 10,058.92/x
  3. Step 3: Cross multiply
    18,391.40x = 27,543.02 × 10,058.92
  4. Step 4: Simplify right side
    18,391.40x = 277,053,034.74
  5. Step 5: Solve for x
    x = 277,053,034.74/18,391.40
  6. Step 6: Final answer
    x = 15,064.27

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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.