Home / 45,887.11-68,830.50-25,887.53

Finding the Fourth Proportional to 45,887.11, 68,830.50 and 25,887.53

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Solution

The fourth proportional to 45,887.11, 68,830.50 and 25,887.53 is: 38,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,887.11 : 68,830.50 = 25,887.53 : x
  2. Step 2: Convert to fraction form
    45,887.11/68,830.50 = 25,887.53/x
  3. Step 3: Cross multiply
    45,887.11x = 68,830.50 × 25,887.53
  4. Step 4: Simplify right side
    45,887.11x = 1,781,851,633.67
  5. Step 5: Solve for x
    x = 1,781,851,633.67/45,887.11
  6. Step 6: Final answer
    x = 38,831.20

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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.