Home / 34,158.74-51,213.90-13,081.01

Finding the Fourth Proportional to 34,158.74, 51,213.90 and 13,081.01

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Solution

The fourth proportional to 34,158.74, 51,213.90 and 13,081.01 is: 19,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,158.74 : 51,213.90 = 13,081.01 : x
  2. Step 2: Convert to fraction form
    34,158.74/51,213.90 = 13,081.01/x
  3. Step 3: Cross multiply
    34,158.74x = 51,213.90 × 13,081.01
  4. Step 4: Simplify right side
    34,158.74x = 669,929,538.04
  5. Step 5: Solve for x
    x = 669,929,538.04/34,158.74
  6. Step 6: Final answer
    x = 19,612.24

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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.