Home / 45,516.25-68,227.47-17,428.63

Finding the Fourth Proportional to 45,516.25, 68,227.47 and 17,428.63

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Solution

The fourth proportional to 45,516.25, 68,227.47 and 17,428.63 is: 26,124.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,516.25 : 68,227.47 = 17,428.63 : x
  2. Step 2: Convert to fraction form
    45,516.25/68,227.47 = 17,428.63/x
  3. Step 3: Cross multiply
    45,516.25x = 68,227.47 × 17,428.63
  4. Step 4: Simplify right side
    45,516.25x = 1,189,111,330.47
  5. Step 5: Solve for x
    x = 1,189,111,330.47/45,516.25
  6. Step 6: Final answer
    x = 26,124.98

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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.