Home / 61,438.40-92,134.56-26,360

Finding the Fourth Proportional to 61,438.40, 92,134.56 and 26,360

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Solution

The fourth proportional to 61,438.40, 92,134.56 and 26,360 is: 39,530.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,438.40 : 92,134.56 = 26,360 : x
  2. Step 2: Convert to fraction form
    61,438.40/92,134.56 = 26,360/x
  3. Step 3: Cross multiply
    61,438.40x = 92,134.56 × 26,360
  4. Step 4: Simplify right side
    61,438.40x = 2,428,667,001.60
  5. Step 5: Solve for x
    x = 2,428,667,001.60/61,438.40
  6. Step 6: Final answer
    x = 39,530.11

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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.