Home / 29,837.84-41,170.76-18,510.08

Finding the Fourth Proportional to 29,837.84, 41,170.76 and 18,510.08

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Solution

The fourth proportional to 29,837.84, 41,170.76 and 18,510.08 is: 25,540.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,837.84 : 41,170.76 = 18,510.08 : x
  2. Step 2: Convert to fraction form
    29,837.84/41,170.76 = 18,510.08/x
  3. Step 3: Cross multiply
    29,837.84x = 41,170.76 × 18,510.08
  4. Step 4: Simplify right side
    29,837.84x = 762,074,061.26
  5. Step 5: Solve for x
    x = 762,074,061.26/29,837.84
  6. Step 6: Final answer
    x = 25,540.52

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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.