Home / 25,399.04-38,080.10-10,612.19

Finding the Fourth Proportional to 25,399.04, 38,080.10 and 10,612.19

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Solution

The fourth proportional to 25,399.04, 38,080.10 and 10,612.19 is: 15,910.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,399.04 : 38,080.10 = 10,612.19 : x
  2. Step 2: Convert to fraction form
    25,399.04/38,080.10 = 10,612.19/x
  3. Step 3: Cross multiply
    25,399.04x = 38,080.10 × 10,612.19
  4. Step 4: Simplify right side
    25,399.04x = 404,113,039.49
  5. Step 5: Solve for x
    x = 404,113,039.49/25,399.04
  6. Step 6: Final answer
    x = 15,910.57

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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.