Home / 25,061.61-34,583.52-13,728.86

Finding the Fourth Proportional to 25,061.61, 34,583.52 and 13,728.86

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Solution

The fourth proportional to 25,061.61, 34,583.52 and 13,728.86 is: 18,945.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,061.61 : 34,583.52 = 13,728.86 : x
  2. Step 2: Convert to fraction form
    25,061.61/34,583.52 = 13,728.86/x
  3. Step 3: Cross multiply
    25,061.61x = 34,583.52 × 13,728.86
  4. Step 4: Simplify right side
    25,061.61x = 474,792,131.47
  5. Step 5: Solve for x
    x = 474,792,131.47/25,061.61
  6. Step 6: Final answer
    x = 18,945.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.