Home / 25,244.10-34,839.45-15,175.80

Finding the Fourth Proportional to 25,244.10, 34,839.45 and 15,175.80

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Solution

The fourth proportional to 25,244.10, 34,839.45 and 15,175.80 is: 20,944.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,244.10 : 34,839.45 = 15,175.80 : x
  2. Step 2: Convert to fraction form
    25,244.10/34,839.45 = 15,175.80/x
  3. Step 3: Cross multiply
    25,244.10x = 34,839.45 × 15,175.80
  4. Step 4: Simplify right side
    25,244.10x = 528,716,525.31
  5. Step 5: Solve for x
    x = 528,716,525.31/25,244.10
  6. Step 6: Final answer
    x = 20,944.16

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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.