Home / 45,056.61-67,584.17-13,466.75

Finding the Fourth Proportional to 45,056.61, 67,584.17 and 13,466.75

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Solution

The fourth proportional to 45,056.61, 67,584.17 and 13,466.75 is: 20,199.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,056.61 : 67,584.17 = 13,466.75 : x
  2. Step 2: Convert to fraction form
    45,056.61/67,584.17 = 13,466.75/x
  3. Step 3: Cross multiply
    45,056.61x = 67,584.17 × 13,466.75
  4. Step 4: Simplify right side
    45,056.61x = 910,138,817.09
  5. Step 5: Solve for x
    x = 910,138,817.09/45,056.61
  6. Step 6: Final answer
    x = 20,199.90

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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.