Home / 22,309.38-30,784.68-14,345.66

Finding the Fourth Proportional to 22,309.38, 30,784.68 and 14,345.66

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Solution

The fourth proportional to 22,309.38, 30,784.68 and 14,345.66 is: 19,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,309.38 : 30,784.68 = 14,345.66 : x
  2. Step 2: Convert to fraction form
    22,309.38/30,784.68 = 14,345.66/x
  3. Step 3: Cross multiply
    22,309.38x = 30,784.68 × 14,345.66
  4. Step 4: Simplify right side
    22,309.38x = 441,626,552.49
  5. Step 5: Solve for x
    x = 441,626,552.49/22,309.38
  6. Step 6: Final answer
    x = 19,795.55

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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.