Home / 19,753.67-29,649.04-10,400.60

Finding the Fourth Proportional to 19,753.67, 29,649.04 and 10,400.60

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Solution

The fourth proportional to 19,753.67, 29,649.04 and 10,400.60 is: 15,610.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753.67 : 29,649.04 = 10,400.60 : x
  2. Step 2: Convert to fraction form
    19,753.67/29,649.04 = 10,400.60/x
  3. Step 3: Cross multiply
    19,753.67x = 29,649.04 × 10,400.60
  4. Step 4: Simplify right side
    19,753.67x = 308,367,853.55
  5. Step 5: Solve for x
    x = 308,367,853.55/19,753.67
  6. Step 6: Final answer
    x = 15,610.66

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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.