Home / 25,084.81-34,640.47-16,147.84

Finding the Fourth Proportional to 25,084.81, 34,640.47 and 16,147.84

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Solution

The fourth proportional to 25,084.81, 34,640.47 and 16,147.84 is: 22,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,084.81 : 34,640.47 = 16,147.84 : x
  2. Step 2: Convert to fraction form
    25,084.81/34,640.47 = 16,147.84/x
  3. Step 3: Cross multiply
    25,084.81x = 34,640.47 × 16,147.84
  4. Step 4: Simplify right side
    25,084.81x = 559,368,686.35
  5. Step 5: Solve for x
    x = 559,368,686.35/25,084.81
  6. Step 6: Final answer
    x = 22,299.10

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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.