Home / 26,947.21-37,187.81-15,010.75

Finding the Fourth Proportional to 26,947.21, 37,187.81 and 15,010.75

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Solution

The fourth proportional to 26,947.21, 37,187.81 and 15,010.75 is: 20,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947.21 : 37,187.81 = 15,010.75 : x
  2. Step 2: Convert to fraction form
    26,947.21/37,187.81 = 15,010.75/x
  3. Step 3: Cross multiply
    26,947.21x = 37,187.81 × 15,010.75
  4. Step 4: Simplify right side
    26,947.21x = 558,216,918.96
  5. Step 5: Solve for x
    x = 558,216,918.96/26,947.21
  6. Step 6: Final answer
    x = 20,715.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.