Home / 24,920.19-34,389.86-13,742.19

Finding the Fourth Proportional to 24,920.19, 34,389.86 and 13,742.19

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Solution

The fourth proportional to 24,920.19, 34,389.86 and 13,742.19 is: 18,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,920.19 : 34,389.86 = 13,742.19 : x
  2. Step 2: Convert to fraction form
    24,920.19/34,389.86 = 13,742.19/x
  3. Step 3: Cross multiply
    24,920.19x = 34,389.86 × 13,742.19
  4. Step 4: Simplify right side
    24,920.19x = 472,591,990.19
  5. Step 5: Solve for x
    x = 472,591,990.19/24,920.19
  6. Step 6: Final answer
    x = 18,964.22

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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.