Home / 17,221.04-23,764.52-9,667.20

Finding the Fourth Proportional to 17,221.04, 23,764.52 and 9,667.20

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Solution

The fourth proportional to 17,221.04, 23,764.52 and 9,667.20 is: 13,340.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221.04 : 23,764.52 = 9,667.20 : x
  2. Step 2: Convert to fraction form
    17,221.04/23,764.52 = 9,667.20/x
  3. Step 3: Cross multiply
    17,221.04x = 23,764.52 × 9,667.20
  4. Step 4: Simplify right side
    17,221.04x = 229,736,367.74
  5. Step 5: Solve for x
    x = 229,736,367.74/17,221.04
  6. Step 6: Final answer
    x = 13,340.45

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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.