Home / 32,887.20-49,233.60-21,806.40

Finding the Fourth Proportional to 32,887.20, 49,233.60 and 21,806.40

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Solution

The fourth proportional to 32,887.20, 49,233.60 and 21,806.40 is: 32,645.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,887.20 : 49,233.60 = 21,806.40 : x
  2. Step 2: Convert to fraction form
    32,887.20/49,233.60 = 21,806.40/x
  3. Step 3: Cross multiply
    32,887.20x = 49,233.60 × 21,806.40
  4. Step 4: Simplify right side
    32,887.20x = 1,073,607,575.04
  5. Step 5: Solve for x
    x = 1,073,607,575.04/32,887.20
  6. Step 6: Final answer
    x = 32,645.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.