Home / 22,288.97-30,765.93-14,740.18

Finding the Fourth Proportional to 22,288.97, 30,765.93 and 14,740.18

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Solution

The fourth proportional to 22,288.97, 30,765.93 and 14,740.18 is: 20,346.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,288.97 : 30,765.93 = 14,740.18 : x
  2. Step 2: Convert to fraction form
    22,288.97/30,765.93 = 14,740.18/x
  3. Step 3: Cross multiply
    22,288.97x = 30,765.93 × 14,740.18
  4. Step 4: Simplify right side
    22,288.97x = 453,495,213.88
  5. Step 5: Solve for x
    x = 453,495,213.88/22,288.97
  6. Step 6: Final answer
    x = 20,346.17

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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.