Home / 21,400.04-32,113.79-11,546.17

Finding the Fourth Proportional to 21,400.04, 32,113.79 and 11,546.17

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Solution

The fourth proportional to 21,400.04, 32,113.79 and 11,546.17 is: 17,326.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,400.04 : 32,113.79 = 11,546.17 : x
  2. Step 2: Convert to fraction form
    21,400.04/32,113.79 = 11,546.17/x
  3. Step 3: Cross multiply
    21,400.04x = 32,113.79 × 11,546.17
  4. Step 4: Simplify right side
    21,400.04x = 370,791,060.38
  5. Step 5: Solve for x
    x = 370,791,060.38/21,400.04
  6. Step 6: Final answer
    x = 17,326.65

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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.