Home / 25,513.74-35,200.26-15,947.10

Finding the Fourth Proportional to 25,513.74, 35,200.26 and 15,947.10

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Solution

The fourth proportional to 25,513.74, 35,200.26 and 15,947.10 is: 22,001.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513.74 : 35,200.26 = 15,947.10 : x
  2. Step 2: Convert to fraction form
    25,513.74/35,200.26 = 15,947.10/x
  3. Step 3: Cross multiply
    25,513.74x = 35,200.26 × 15,947.10
  4. Step 4: Simplify right side
    25,513.74x = 561,342,066.25
  5. Step 5: Solve for x
    x = 561,342,066.25/25,513.74
  6. Step 6: Final answer
    x = 22,001.56

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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.