Home / 25,977.90-35,844.94-15,363.66

Finding the Fourth Proportional to 25,977.90, 35,844.94 and 15,363.66

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Solution

The fourth proportional to 25,977.90, 35,844.94 and 15,363.66 is: 21,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,977.90 : 35,844.94 = 15,363.66 : x
  2. Step 2: Convert to fraction form
    25,977.90/35,844.94 = 15,363.66/x
  3. Step 3: Cross multiply
    25,977.90x = 35,844.94 × 15,363.66
  4. Step 4: Simplify right side
    25,977.90x = 550,709,470.88
  5. Step 5: Solve for x
    x = 550,709,470.88/25,977.90
  6. Step 6: Final answer
    x = 21,199.15

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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.