Home / 21,041.98-29,037.87-11,610.55

Finding the Fourth Proportional to 21,041.98, 29,037.87 and 11,610.55

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Solution

The fourth proportional to 21,041.98, 29,037.87 and 11,610.55 is: 16,022.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,041.98 : 29,037.87 = 11,610.55 : x
  2. Step 2: Convert to fraction form
    21,041.98/29,037.87 = 11,610.55/x
  3. Step 3: Cross multiply
    21,041.98x = 29,037.87 × 11,610.55
  4. Step 4: Simplify right side
    21,041.98x = 337,145,641.53
  5. Step 5: Solve for x
    x = 337,145,641.53/21,041.98
  6. Step 6: Final answer
    x = 16,022.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.