Home / 45,501.52-68,252.45-13,911.45

Finding the Fourth Proportional to 45,501.52, 68,252.45 and 13,911.45

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Solution

The fourth proportional to 45,501.52, 68,252.45 and 13,911.45 is: 20,867.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,501.52 : 68,252.45 = 13,911.45 : x
  2. Step 2: Convert to fraction form
    45,501.52/68,252.45 = 13,911.45/x
  3. Step 3: Cross multiply
    45,501.52x = 68,252.45 × 13,911.45
  4. Step 4: Simplify right side
    45,501.52x = 949,490,545.55
  5. Step 5: Solve for x
    x = 949,490,545.55/45,501.52
  6. Step 6: Final answer
    x = 20,867.23

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Similar ratio
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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.