Home / 34,200.80-51,294.72-12,008.96

Finding the Fourth Proportional to 34,200.80, 51,294.72 and 12,008.96

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Solution

The fourth proportional to 34,200.80, 51,294.72 and 12,008.96 is: 18,011.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,200.80 : 51,294.72 = 12,008.96 : x
  2. Step 2: Convert to fraction form
    34,200.80/51,294.72 = 12,008.96/x
  3. Step 3: Cross multiply
    34,200.80x = 51,294.72 × 12,008.96
  4. Step 4: Simplify right side
    34,200.80x = 615,996,240.69
  5. Step 5: Solve for x
    x = 615,996,240.69/34,200.80
  6. Step 6: Final answer
    x = 18,011.16

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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.