Home / 56,823.65-85,221.78-17,381.10

Finding the Fourth Proportional to 56,823.65, 85,221.78 and 17,381.10

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Solution

The fourth proportional to 56,823.65, 85,221.78 and 17,381.10 is: 26,067.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,823.65 : 85,221.78 = 17,381.10 : x
  2. Step 2: Convert to fraction form
    56,823.65/85,221.78 = 17,381.10/x
  3. Step 3: Cross multiply
    56,823.65x = 85,221.78 × 17,381.10
  4. Step 4: Simplify right side
    56,823.65x = 1,481,248,280.36
  5. Step 5: Solve for x
    x = 1,481,248,280.36/56,823.65
  6. Step 6: Final answer
    x = 26,067.46

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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.