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Finding the Fourth Proportional to 15,934.80, 23,908.74 and 7,045.44

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Solution

The fourth proportional to 15,934.80, 23,908.74 and 7,045.44 is: 10,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,934.80 : 23,908.74 = 7,045.44 : x
  2. Step 2: Convert to fraction form
    15,934.80/23,908.74 = 7,045.44/x
  3. Step 3: Cross multiply
    15,934.80x = 23,908.74 × 7,045.44
  4. Step 4: Simplify right side
    15,934.80x = 168,447,593.15
  5. Step 5: Solve for x
    x = 168,447,593.15/15,934.80
  6. Step 6: Final answer
    x = 10,571.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.