Home / 13,167.74-19,757.02-5,377.34

Finding the Fourth Proportional to 13,167.74, 19,757.02 and 5,377.34

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Solution

The fourth proportional to 13,167.74, 19,757.02 and 5,377.34 is: 8,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167.74 : 19,757.02 = 5,377.34 : x
  2. Step 2: Convert to fraction form
    13,167.74/19,757.02 = 5,377.34/x
  3. Step 3: Cross multiply
    13,167.74x = 19,757.02 × 5,377.34
  4. Step 4: Simplify right side
    13,167.74x = 106,240,213.93
  5. Step 5: Solve for x
    x = 106,240,213.93/13,167.74
  6. Step 6: Final answer
    x = 8,068.22

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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.