Home / 32,220.78-48,350.06-13,499.38

Finding the Fourth Proportional to 32,220.78, 48,350.06 and 13,499.38

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Solution

The fourth proportional to 32,220.78, 48,350.06 and 13,499.38 is: 20,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,220.78 : 48,350.06 = 13,499.38 : x
  2. Step 2: Convert to fraction form
    32,220.78/48,350.06 = 13,499.38/x
  3. Step 3: Cross multiply
    32,220.78x = 48,350.06 × 13,499.38
  4. Step 4: Simplify right side
    32,220.78x = 652,695,832.96
  5. Step 5: Solve for x
    x = 652,695,832.96/32,220.78
  6. Step 6: Final answer
    x = 20,256.98

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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.