Home / 22,923.04-34,540.75-18,854.20

Finding the Fourth Proportional to 22,923.04, 34,540.75 and 18,854.20

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Solution

The fourth proportional to 22,923.04, 34,540.75 and 18,854.20 is: 28,409.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,923.04 : 34,540.75 = 18,854.20 : x
  2. Step 2: Convert to fraction form
    22,923.04/34,540.75 = 18,854.20/x
  3. Step 3: Cross multiply
    22,923.04x = 34,540.75 × 18,854.20
  4. Step 4: Simplify right side
    22,923.04x = 651,238,208.65
  5. Step 5: Solve for x
    x = 651,238,208.65/22,923.04
  6. Step 6: Final answer
    x = 28,409.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.