Home / 34,191.04-51,308.16-13,414.08

Finding the Fourth Proportional to 34,191.04, 51,308.16 and 13,414.08

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Solution

The fourth proportional to 34,191.04, 51,308.16 and 13,414.08 is: 20,129.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,191.04 : 51,308.16 = 13,414.08 : x
  2. Step 2: Convert to fraction form
    34,191.04/51,308.16 = 13,414.08/x
  3. Step 3: Cross multiply
    34,191.04x = 51,308.16 × 13,414.08
  4. Step 4: Simplify right side
    34,191.04x = 688,251,762.89
  5. Step 5: Solve for x
    x = 688,251,762.89/34,191.04
  6. Step 6: Final answer
    x = 20,129.59

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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.