Home / 57,279.96-85,916.52-17,831.52

Finding the Fourth Proportional to 57,279.96, 85,916.52 and 17,831.52

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Solution

The fourth proportional to 57,279.96, 85,916.52 and 17,831.52 is: 26,746.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,279.96 : 85,916.52 = 17,831.52 : x
  2. Step 2: Convert to fraction form
    57,279.96/85,916.52 = 17,831.52/x
  3. Step 3: Cross multiply
    57,279.96x = 85,916.52 × 17,831.52
  4. Step 4: Simplify right side
    57,279.96x = 1,532,022,144.71
  5. Step 5: Solve for x
    x = 1,532,022,144.71/57,279.96
  6. Step 6: Final answer
    x = 26,746.22

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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.