Home / 25,246.49-34,836.08-15,172.52

Finding the Fourth Proportional to 25,246.49, 34,836.08 and 15,172.52

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Solution

The fourth proportional to 25,246.49, 34,836.08 and 15,172.52 is: 20,935.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,246.49 : 34,836.08 = 15,172.52 : x
  2. Step 2: Convert to fraction form
    25,246.49/34,836.08 = 15,172.52/x
  3. Step 3: Cross multiply
    25,246.49x = 34,836.08 × 15,172.52
  4. Step 4: Simplify right side
    25,246.49x = 528,550,870.48
  5. Step 5: Solve for x
    x = 528,550,870.48/25,246.49
  6. Step 6: Final answer
    x = 20,935.62

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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.