Home / 22,722.80-34,077.96-14,390.32

Finding the Fourth Proportional to 22,722.80, 34,077.96 and 14,390.32

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Solution

The fourth proportional to 22,722.80, 34,077.96 and 14,390.32 is: 21,581.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,722.80 : 34,077.96 = 14,390.32 : x
  2. Step 2: Convert to fraction form
    22,722.80/34,077.96 = 14,390.32/x
  3. Step 3: Cross multiply
    22,722.80x = 34,077.96 × 14,390.32
  4. Step 4: Simplify right side
    22,722.80x = 490,392,749.35
  5. Step 5: Solve for x
    x = 490,392,749.35/22,722.80
  6. Step 6: Final answer
    x = 21,581.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.