Home / 25,343.04-34,936.80-17,372.64

Finding the Fourth Proportional to 25,343.04, 34,936.80 and 17,372.64

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Solution

The fourth proportional to 25,343.04, 34,936.80 and 17,372.64 is: 23,949.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.04 : 34,936.80 = 17,372.64 : x
  2. Step 2: Convert to fraction form
    25,343.04/34,936.80 = 17,372.64/x
  3. Step 3: Cross multiply
    25,343.04x = 34,936.80 × 17,372.64
  4. Step 4: Simplify right side
    25,343.04x = 606,944,449.15
  5. Step 5: Solve for x
    x = 606,944,449.15/25,343.04
  6. Step 6: Final answer
    x = 23,949.16

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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.