Home / 45,019.92-67,533.20-15,437.52

Finding the Fourth Proportional to 45,019.92, 67,533.20 and 15,437.52

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Solution

The fourth proportional to 45,019.92, 67,533.20 and 15,437.52 is: 23,157.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,019.92 : 67,533.20 = 15,437.52 : x
  2. Step 2: Convert to fraction form
    45,019.92/67,533.20 = 15,437.52/x
  3. Step 3: Cross multiply
    45,019.92x = 67,533.20 × 15,437.52
  4. Step 4: Simplify right side
    45,019.92x = 1,042,545,125.66
  5. Step 5: Solve for x
    x = 1,042,545,125.66/45,019.92
  6. Step 6: Final answer
    x = 23,157.42

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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.