Home / 57,045.74-85,580.03-17,601.38

Finding the Fourth Proportional to 57,045.74, 85,580.03 and 17,601.38

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Solution

The fourth proportional to 57,045.74, 85,580.03 and 17,601.38 is: 26,405.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,045.74 : 85,580.03 = 17,601.38 : x
  2. Step 2: Convert to fraction form
    57,045.74/85,580.03 = 17,601.38/x
  3. Step 3: Cross multiply
    57,045.74x = 85,580.03 × 17,601.38
  4. Step 4: Simplify right side
    57,045.74x = 1,506,326,112.53
  5. Step 5: Solve for x
    x = 1,506,326,112.53/57,045.74
  6. Step 6: Final answer
    x = 26,405.58

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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.