Home / 22,760.04-34,144.70-12,903.72

Finding the Fourth Proportional to 22,760.04, 34,144.70 and 12,903.72

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Solution

The fourth proportional to 22,760.04, 34,144.70 and 12,903.72 is: 19,358.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,760.04 : 34,144.70 = 12,903.72 : x
  2. Step 2: Convert to fraction form
    22,760.04/34,144.70 = 12,903.72/x
  3. Step 3: Cross multiply
    22,760.04x = 34,144.70 × 12,903.72
  4. Step 4: Simplify right side
    22,760.04x = 440,593,648.28
  5. Step 5: Solve for x
    x = 440,593,648.28/22,760.04
  6. Step 6: Final answer
    x = 19,358.21

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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.