Home / 56,959.12-85,440.06-17,516.56

Finding the Fourth Proportional to 56,959.12, 85,440.06 and 17,516.56

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Solution

The fourth proportional to 56,959.12, 85,440.06 and 17,516.56 is: 26,275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,959.12 : 85,440.06 = 17,516.56 : x
  2. Step 2: Convert to fraction form
    56,959.12/85,440.06 = 17,516.56/x
  3. Step 3: Cross multiply
    56,959.12x = 85,440.06 × 17,516.56
  4. Step 4: Simplify right side
    56,959.12x = 1,496,615,937.39
  5. Step 5: Solve for x
    x = 1,496,615,937.39/56,959.12
  6. Step 6: Final answer
    x = 26,275.26

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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.