Home / 25,646.26-35,397.74-15,039.31

Finding the Fourth Proportional to 25,646.26, 35,397.74 and 15,039.31

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Solution

The fourth proportional to 25,646.26, 35,397.74 and 15,039.31 is: 20,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,646.26 : 35,397.74 = 15,039.31 : x
  2. Step 2: Convert to fraction form
    25,646.26/35,397.74 = 15,039.31/x
  3. Step 3: Cross multiply
    25,646.26x = 35,397.74 × 15,039.31
  4. Step 4: Simplify right side
    25,646.26x = 532,357,383.30
  5. Step 5: Solve for x
    x = 532,357,383.30/25,646.26
  6. Step 6: Final answer
    x = 20,757.70

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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.