Home / 22,032.09-32,862.15-18,707.85

Finding the Fourth Proportional to 22,032.09, 32,862.15 and 18,707.85

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Solution

The fourth proportional to 22,032.09, 32,862.15 and 18,707.85 is: 27,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032.09 : 32,862.15 = 18,707.85 : x
  2. Step 2: Convert to fraction form
    22,032.09/32,862.15 = 18,707.85/x
  3. Step 3: Cross multiply
    22,032.09x = 32,862.15 × 18,707.85
  4. Step 4: Simplify right side
    22,032.09x = 614,780,172.88
  5. Step 5: Solve for x
    x = 614,780,172.88/22,032.09
  6. Step 6: Final answer
    x = 27,903.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.