Home / 22,328.91-30,809.56-14,370.05

Finding the Fourth Proportional to 22,328.91, 30,809.56 and 14,370.05

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Solution

The fourth proportional to 22,328.91, 30,809.56 and 14,370.05 is: 19,827.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,328.91 : 30,809.56 = 14,370.05 : x
  2. Step 2: Convert to fraction form
    22,328.91/30,809.56 = 14,370.05/x
  3. Step 3: Cross multiply
    22,328.91x = 30,809.56 × 14,370.05
  4. Step 4: Simplify right side
    22,328.91x = 442,734,917.68
  5. Step 5: Solve for x
    x = 442,734,917.68/22,328.91
  6. Step 6: Final answer
    x = 19,827.88

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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.