Home / 38,381.51-57,516.28-17,008.45

Finding the Fourth Proportional to 38,381.51, 57,516.28 and 17,008.45

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Solution

The fourth proportional to 38,381.51, 57,516.28 and 17,008.45 is: 25,487.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,381.51 : 57,516.28 = 17,008.45 : x
  2. Step 2: Convert to fraction form
    38,381.51/57,516.28 = 17,008.45/x
  3. Step 3: Cross multiply
    38,381.51x = 57,516.28 × 17,008.45
  4. Step 4: Simplify right side
    38,381.51x = 978,262,586.25
  5. Step 5: Solve for x
    x = 978,262,586.25/38,381.51
  6. Step 6: Final answer
    x = 25,487.86

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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.