Home / 25,906.30-35,744.90-15,290.24

Finding the Fourth Proportional to 25,906.30, 35,744.90 and 15,290.24

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Solution

The fourth proportional to 25,906.30, 35,744.90 and 15,290.24 is: 21,097.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,906.30 : 35,744.90 = 15,290.24 : x
  2. Step 2: Convert to fraction form
    25,906.30/35,744.90 = 15,290.24/x
  3. Step 3: Cross multiply
    25,906.30x = 35,744.90 × 15,290.24
  4. Step 4: Simplify right side
    25,906.30x = 546,547,844.60
  5. Step 5: Solve for x
    x = 546,547,844.60/25,906.30
  6. Step 6: Final answer
    x = 21,097.10

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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.