Home / 45,038.68-67,559.42-15,456.13

Finding the Fourth Proportional to 45,038.68, 67,559.42 and 15,456.13

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Solution

The fourth proportional to 45,038.68, 67,559.42 and 15,456.13 is: 23,184.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,038.68 : 67,559.42 = 15,456.13 : x
  2. Step 2: Convert to fraction form
    45,038.68/67,559.42 = 15,456.13/x
  3. Step 3: Cross multiply
    45,038.68x = 67,559.42 × 15,456.13
  4. Step 4: Simplify right side
    45,038.68x = 1,044,207,178.24
  5. Step 5: Solve for x
    x = 1,044,207,178.24/45,038.68
  6. Step 6: Final answer
    x = 23,184.68

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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.