Home / 51,831.08-77,645.06-26,887.53

Finding the Fourth Proportional to 51,831.08, 77,645.06 and 26,887.53

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Solution

The fourth proportional to 51,831.08, 77,645.06 and 26,887.53 is: 40,278.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,831.08 : 77,645.06 = 26,887.53 : x
  2. Step 2: Convert to fraction form
    51,831.08/77,645.06 = 26,887.53/x
  3. Step 3: Cross multiply
    51,831.08x = 77,645.06 × 26,887.53
  4. Step 4: Simplify right side
    51,831.08x = 2,087,683,880.10
  5. Step 5: Solve for x
    x = 2,087,683,880.10/51,831.08
  6. Step 6: Final answer
    x = 40,278.61

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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.