Home / 25,251.93-34,852.17-15,815.01

Finding the Fourth Proportional to 25,251.93, 34,852.17 and 15,815.01

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Solution

The fourth proportional to 25,251.93, 34,852.17 and 15,815.01 is: 21,827.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,251.93 : 34,852.17 = 15,815.01 : x
  2. Step 2: Convert to fraction form
    25,251.93/34,852.17 = 15,815.01/x
  3. Step 3: Cross multiply
    25,251.93x = 34,852.17 × 15,815.01
  4. Step 4: Simplify right side
    25,251.93x = 551,187,417.07
  5. Step 5: Solve for x
    x = 551,187,417.07/25,251.93
  6. Step 6: Final answer
    x = 21,827.54

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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.