Home / 22,713.20-34,069.80-16,808.30

Finding the Fourth Proportional to 22,713.20, 34,069.80 and 16,808.30

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Solution

The fourth proportional to 22,713.20, 34,069.80 and 16,808.30 is: 25,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,713.20 : 34,069.80 = 16,808.30 : x
  2. Step 2: Convert to fraction form
    22,713.20/34,069.80 = 16,808.30/x
  3. Step 3: Cross multiply
    22,713.20x = 34,069.80 × 16,808.30
  4. Step 4: Simplify right side
    22,713.20x = 572,655,419.34
  5. Step 5: Solve for x
    x = 572,655,419.34/22,713.20
  6. Step 6: Final answer
    x = 25,212.45

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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.