Home / 23,348.11-32,220.38-12,737.81

Finding the Fourth Proportional to 23,348.11, 32,220.38 and 12,737.81

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Solution

The fourth proportional to 23,348.11, 32,220.38 and 12,737.81 is: 17,578.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,348.11 : 32,220.38 = 12,737.81 : x
  2. Step 2: Convert to fraction form
    23,348.11/32,220.38 = 12,737.81/x
  3. Step 3: Cross multiply
    23,348.11x = 32,220.38 × 12,737.81
  4. Step 4: Simplify right side
    23,348.11x = 410,417,014.88
  5. Step 5: Solve for x
    x = 410,417,014.88/23,348.11
  6. Step 6: Final answer
    x = 17,578.17

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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.