Home / 25,908.48-35,756.91-15,834.78

Finding the Fourth Proportional to 25,908.48, 35,756.91 and 15,834.78

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Solution

The fourth proportional to 25,908.48, 35,756.91 and 15,834.78 is: 21,853.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,908.48 : 35,756.91 = 15,834.78 : x
  2. Step 2: Convert to fraction form
    25,908.48/35,756.91 = 15,834.78/x
  3. Step 3: Cross multiply
    25,908.48x = 35,756.91 × 15,834.78
  4. Step 4: Simplify right side
    25,908.48x = 566,202,803.33
  5. Step 5: Solve for x
    x = 566,202,803.33/25,908.48
  6. Step 6: Final answer
    x = 21,853.96

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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.