Home / 38,243.13-57,356.04-14,542.20

Finding the Fourth Proportional to 38,243.13, 57,356.04 and 14,542.20

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Solution

The fourth proportional to 38,243.13, 57,356.04 and 14,542.20 is: 21,810.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,243.13 : 57,356.04 = 14,542.20 : x
  2. Step 2: Convert to fraction form
    38,243.13/57,356.04 = 14,542.20/x
  3. Step 3: Cross multiply
    38,243.13x = 57,356.04 × 14,542.20
  4. Step 4: Simplify right side
    38,243.13x = 834,083,004.89
  5. Step 5: Solve for x
    x = 834,083,004.89/38,243.13
  6. Step 6: Final answer
    x = 21,810.01

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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.