Home / 17,926.80-24,740.04-9,969.90

Finding the Fourth Proportional to 17,926.80, 24,740.04 and 9,969.90

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Solution

The fourth proportional to 17,926.80, 24,740.04 and 9,969.90 is: 13,759.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,926.80 : 24,740.04 = 9,969.90 : x
  2. Step 2: Convert to fraction form
    17,926.80/24,740.04 = 9,969.90/x
  3. Step 3: Cross multiply
    17,926.80x = 24,740.04 × 9,969.90
  4. Step 4: Simplify right side
    17,926.80x = 246,655,724.80
  5. Step 5: Solve for x
    x = 246,655,724.80/17,926.80
  6. Step 6: Final answer
    x = 13,759.05

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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.