Home / 13,124.46-19,687.05-4,240.17

Finding the Fourth Proportional to 13,124.46, 19,687.05 and 4,240.17

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Solution

The fourth proportional to 13,124.46, 19,687.05 and 4,240.17 is: 6,360.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124.46 : 19,687.05 = 4,240.17 : x
  2. Step 2: Convert to fraction form
    13,124.46/19,687.05 = 4,240.17/x
  3. Step 3: Cross multiply
    13,124.46x = 19,687.05 × 4,240.17
  4. Step 4: Simplify right side
    13,124.46x = 83,476,438.80
  5. Step 5: Solve for x
    x = 83,476,438.80/13,124.46
  6. Step 6: Final answer
    x = 6,360.37

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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.