Home / 57,039.06-85,487.31-27,448.95

Finding the Fourth Proportional to 57,039.06, 85,487.31 and 27,448.95

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Solution

The fourth proportional to 57,039.06, 85,487.31 and 27,448.95 is: 41,139.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,039.06 : 85,487.31 = 27,448.95 : x
  2. Step 2: Convert to fraction form
    57,039.06/85,487.31 = 27,448.95/x
  3. Step 3: Cross multiply
    57,039.06x = 85,487.31 × 27,448.95
  4. Step 4: Simplify right side
    57,039.06x = 2,346,536,897.82
  5. Step 5: Solve for x
    x = 2,346,536,897.82/57,039.06
  6. Step 6: Final answer
    x = 41,139.12

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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.