Home / 18,468.38-25,482.98-10,915.94

Finding the Fourth Proportional to 18,468.38, 25,482.98 and 10,915.94

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Solution

The fourth proportional to 18,468.38, 25,482.98 and 10,915.94 is: 15,062.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468.38 : 25,482.98 = 10,915.94 : x
  2. Step 2: Convert to fraction form
    18,468.38/25,482.98 = 10,915.94/x
  3. Step 3: Cross multiply
    18,468.38x = 25,482.98 × 10,915.94
  4. Step 4: Simplify right side
    18,468.38x = 278,170,680.70
  5. Step 5: Solve for x
    x = 278,170,680.70/18,468.38
  6. Step 6: Final answer
    x = 15,062.00

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1.5x scale

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.