Home / 45,065.61-67,597.65-13,475.75

Finding the Fourth Proportional to 45,065.61, 67,597.65 and 13,475.75

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Solution

The fourth proportional to 45,065.61, 67,597.65 and 13,475.75 is: 20,213.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,065.61 : 67,597.65 = 13,475.75 : x
  2. Step 2: Convert to fraction form
    45,065.61/67,597.65 = 13,475.75/x
  3. Step 3: Cross multiply
    45,065.61x = 67,597.65 × 13,475.75
  4. Step 4: Simplify right side
    45,065.61x = 910,928,694.00
  5. Step 5: Solve for x
    x = 910,928,694.00/45,065.61
  6. Step 6: Final answer
    x = 20,213.39

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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.