Home / 39,828.52-54,982.02-23,058.28

Finding the Fourth Proportional to 39,828.52, 54,982.02 and 23,058.28

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Solution

The fourth proportional to 39,828.52, 54,982.02 and 23,058.28 is: 31,831.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,828.52 : 54,982.02 = 23,058.28 : x
  2. Step 2: Convert to fraction form
    39,828.52/54,982.02 = 23,058.28/x
  3. Step 3: Cross multiply
    39,828.52x = 54,982.02 × 23,058.28
  4. Step 4: Simplify right side
    39,828.52x = 1,267,790,812.13
  5. Step 5: Solve for x
    x = 1,267,790,812.13/39,828.52
  6. Step 6: Final answer
    x = 31,831.23

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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.