Home / 32,422.78-48,640.20-11,362.38

Finding the Fourth Proportional to 32,422.78, 48,640.20 and 11,362.38

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Solution

The fourth proportional to 32,422.78, 48,640.20 and 11,362.38 is: 17,045.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,422.78 : 48,640.20 = 11,362.38 : x
  2. Step 2: Convert to fraction form
    32,422.78/48,640.20 = 11,362.38/x
  3. Step 3: Cross multiply
    32,422.78x = 48,640.20 × 11,362.38
  4. Step 4: Simplify right side
    32,422.78x = 552,668,210.67
  5. Step 5: Solve for x
    x = 552,668,210.67/32,422.78
  6. Step 6: Final answer
    x = 17,045.68

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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.