Home / 25,934.16-35,787.74-15,319.92

Finding the Fourth Proportional to 25,934.16, 35,787.74 and 15,319.92

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Solution

The fourth proportional to 25,934.16, 35,787.74 and 15,319.92 is: 21,140.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,934.16 : 35,787.74 = 15,319.92 : x
  2. Step 2: Convert to fraction form
    25,934.16/35,787.74 = 15,319.92/x
  3. Step 3: Cross multiply
    25,934.16x = 35,787.74 × 15,319.92
  4. Step 4: Simplify right side
    25,934.16x = 548,265,313.78
  5. Step 5: Solve for x
    x = 548,265,313.78/25,934.16
  6. Step 6: Final answer
    x = 21,140.66

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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.