Home / 56,718.27-85,089.56-17,278.56

Finding the Fourth Proportional to 56,718.27, 85,089.56 and 17,278.56

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Solution

The fourth proportional to 56,718.27, 85,089.56 and 17,278.56 is: 25,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,718.27 : 85,089.56 = 17,278.56 : x
  2. Step 2: Convert to fraction form
    56,718.27/85,089.56 = 17,278.56/x
  3. Step 3: Cross multiply
    56,718.27x = 85,089.56 × 17,278.56
  4. Step 4: Simplify right side
    56,718.27x = 1,470,224,981.44
  5. Step 5: Solve for x
    x = 1,470,224,981.44/56,718.27
  6. Step 6: Final answer
    x = 25,921.54

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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.