Home / 45,158.49-67,747.15-13,567.27

Finding the Fourth Proportional to 45,158.49, 67,747.15 and 13,567.27

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Solution

The fourth proportional to 45,158.49, 67,747.15 and 13,567.27 is: 20,353.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,158.49 : 67,747.15 = 13,567.27 : x
  2. Step 2: Convert to fraction form
    45,158.49/67,747.15 = 13,567.27/x
  3. Step 3: Cross multiply
    45,158.49x = 67,747.15 × 13,567.27
  4. Step 4: Simplify right side
    45,158.49x = 919,143,875.78
  5. Step 5: Solve for x
    x = 919,143,875.78/45,158.49
  6. Step 6: Final answer
    x = 20,353.73

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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.