Home / 24,721.90-34,116.27-13,391.41

Finding the Fourth Proportional to 24,721.90, 34,116.27 and 13,391.41

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Solution

The fourth proportional to 24,721.90, 34,116.27 and 13,391.41 is: 18,480.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,721.90 : 34,116.27 = 13,391.41 : x
  2. Step 2: Convert to fraction form
    24,721.90/34,116.27 = 13,391.41/x
  3. Step 3: Cross multiply
    24,721.90x = 34,116.27 × 13,391.41
  4. Step 4: Simplify right side
    24,721.90x = 456,864,959.24
  5. Step 5: Solve for x
    x = 456,864,959.24/24,721.90
  6. Step 6: Final answer
    x = 18,480.17

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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.