Home / 22,955.04-34,427.94-7,155.78

Finding the Fourth Proportional to 22,955.04, 34,427.94 and 7,155.78

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Solution

The fourth proportional to 22,955.04, 34,427.94 and 7,155.78 is: 10,732.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,955.04 : 34,427.94 = 7,155.78 : x
  2. Step 2: Convert to fraction form
    22,955.04/34,427.94 = 7,155.78/x
  3. Step 3: Cross multiply
    22,955.04x = 34,427.94 × 7,155.78
  4. Step 4: Simplify right side
    22,955.04x = 246,358,764.49
  5. Step 5: Solve for x
    x = 246,358,764.49/22,955.04
  6. Step 6: Final answer
    x = 10,732.23

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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.