Home / 22,267.56-30,736.35-14,720.61

Finding the Fourth Proportional to 22,267.56, 30,736.35 and 14,720.61

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Solution

The fourth proportional to 22,267.56, 30,736.35 and 14,720.61 is: 20,319.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,267.56 : 30,736.35 = 14,720.61 : x
  2. Step 2: Convert to fraction form
    22,267.56/30,736.35 = 14,720.61/x
  3. Step 3: Cross multiply
    22,267.56x = 30,736.35 × 14,720.61
  4. Step 4: Simplify right side
    22,267.56x = 452,457,821.17
  5. Step 5: Solve for x
    x = 452,457,821.17/22,267.56
  6. Step 6: Final answer
    x = 20,319.15

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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.