Home / 56,869.83-85,301.66-17,427.06

Finding the Fourth Proportional to 56,869.83, 85,301.66 and 17,427.06

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Solution

The fourth proportional to 56,869.83, 85,301.66 and 17,427.06 is: 26,139.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,869.83 : 85,301.66 = 17,427.06 : x
  2. Step 2: Convert to fraction form
    56,869.83/85,301.66 = 17,427.06/x
  3. Step 3: Cross multiply
    56,869.83x = 85,301.66 × 17,427.06
  4. Step 4: Simplify right side
    56,869.83x = 1,486,557,146.92
  5. Step 5: Solve for x
    x = 1,486,557,146.92/56,869.83
  6. Step 6: Final answer
    x = 26,139.64

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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.