Home / 60,831.25-91,255.61-18,714.87

Finding the Fourth Proportional to 60,831.25, 91,255.61 and 18,714.87

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Solution

The fourth proportional to 60,831.25, 91,255.61 and 18,714.87 is: 28,075.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,831.25 : 91,255.61 = 18,714.87 : x
  2. Step 2: Convert to fraction form
    60,831.25/91,255.61 = 18,714.87/x
  3. Step 3: Cross multiply
    60,831.25x = 91,255.61 × 18,714.87
  4. Step 4: Simplify right side
    60,831.25x = 1,707,837,181.36
  5. Step 5: Solve for x
    x = 1,707,837,181.36/60,831.25
  6. Step 6: Final answer
    x = 28,075.00

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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.