Home / 45,006.94-67,510.36-13,842.19

Finding the Fourth Proportional to 45,006.94, 67,510.36 and 13,842.19

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Solution

The fourth proportional to 45,006.94, 67,510.36 and 13,842.19 is: 20,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,006.94 : 67,510.36 = 13,842.19 : x
  2. Step 2: Convert to fraction form
    45,006.94/67,510.36 = 13,842.19/x
  3. Step 3: Cross multiply
    45,006.94x = 67,510.36 × 13,842.19
  4. Step 4: Simplify right side
    45,006.94x = 934,491,331.78
  5. Step 5: Solve for x
    x = 934,491,331.78/45,006.94
  6. Step 6: Final answer
    x = 20,763.27

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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.