Home / 45,570.56-68,386.22-17,513.78

Finding the Fourth Proportional to 45,570.56, 68,386.22 and 17,513.78

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Solution

The fourth proportional to 45,570.56, 68,386.22 and 17,513.78 is: 26,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,570.56 : 68,386.22 = 17,513.78 : x
  2. Step 2: Convert to fraction form
    45,570.56/68,386.22 = 17,513.78/x
  3. Step 3: Cross multiply
    45,570.56x = 68,386.22 × 17,513.78
  4. Step 4: Simplify right side
    45,570.56x = 1,197,701,426.86
  5. Step 5: Solve for x
    x = 1,197,701,426.86/45,570.56
  6. Step 6: Final answer
    x = 26,282.35

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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.