Home / 56,895.06-85,353.60-21,831.99

Finding the Fourth Proportional to 56,895.06, 85,353.60 and 21,831.99

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Solution

The fourth proportional to 56,895.06, 85,353.60 and 21,831.99 is: 32,752.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,895.06 : 85,353.60 = 21,831.99 : x
  2. Step 2: Convert to fraction form
    56,895.06/85,353.60 = 21,831.99/x
  3. Step 3: Cross multiply
    56,895.06x = 85,353.60 × 21,831.99
  4. Step 4: Simplify right side
    56,895.06x = 1,863,438,941.66
  5. Step 5: Solve for x
    x = 1,863,438,941.66/56,895.06
  6. Step 6: Final answer
    x = 32,752.21

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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.