Home / 39,386.48-54,358.56-25,047.66

Finding the Fourth Proportional to 39,386.48, 54,358.56 and 25,047.66

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Solution

The fourth proportional to 39,386.48, 54,358.56 and 25,047.66 is: 34,569.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,386.48 : 54,358.56 = 25,047.66 : x
  2. Step 2: Convert to fraction form
    39,386.48/54,358.56 = 25,047.66/x
  3. Step 3: Cross multiply
    39,386.48x = 54,358.56 × 25,047.66
  4. Step 4: Simplify right side
    39,386.48x = 1,361,554,728.97
  5. Step 5: Solve for x
    x = 1,361,554,728.97/39,386.48
  6. Step 6: Final answer
    x = 34,569.09

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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.