Home / 22,891.28-34,328.76-10,400.84

Finding the Fourth Proportional to 22,891.28, 34,328.76 and 10,400.84

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Solution

The fourth proportional to 22,891.28, 34,328.76 and 10,400.84 is: 15,597.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,891.28 : 34,328.76 = 10,400.84 : x
  2. Step 2: Convert to fraction form
    22,891.28/34,328.76 = 10,400.84/x
  3. Step 3: Cross multiply
    22,891.28x = 34,328.76 × 10,400.84
  4. Step 4: Simplify right side
    22,891.28x = 357,047,940.16
  5. Step 5: Solve for x
    x = 357,047,940.16/22,891.28
  6. Step 6: Final answer
    x = 15,597.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.