Home / 19,899.18-29,803.68-16,482.60

Finding the Fourth Proportional to 19,899.18, 29,803.68 and 16,482.60

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Solution

The fourth proportional to 19,899.18, 29,803.68 and 16,482.60 is: 24,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,899.18 : 29,803.68 = 16,482.60 : x
  2. Step 2: Convert to fraction form
    19,899.18/29,803.68 = 16,482.60/x
  3. Step 3: Cross multiply
    19,899.18x = 29,803.68 × 16,482.60
  4. Step 4: Simplify right side
    19,899.18x = 491,242,135.97
  5. Step 5: Solve for x
    x = 491,242,135.97/19,899.18
  6. Step 6: Final answer
    x = 24,686.55

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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.