Home / 57,214.71-85,831.25-17,762.58

Finding the Fourth Proportional to 57,214.71, 85,831.25 and 17,762.58

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Solution

The fourth proportional to 57,214.71, 85,831.25 and 17,762.58 is: 26,646.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,214.71 : 85,831.25 = 17,762.58 : x
  2. Step 2: Convert to fraction form
    57,214.71/85,831.25 = 17,762.58/x
  3. Step 3: Cross multiply
    57,214.71x = 85,831.25 × 17,762.58
  4. Step 4: Simplify right side
    57,214.71x = 1,524,584,355.81
  5. Step 5: Solve for x
    x = 1,524,584,355.81/57,214.71
  6. Step 6: Final answer
    x = 26,646.72

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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.