Home / 26,947.84-37,186.68-15,012.40

Finding the Fourth Proportional to 26,947.84, 37,186.68 and 15,012.40

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Solution

The fourth proportional to 26,947.84, 37,186.68 and 15,012.40 is: 20,716.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947.84 : 37,186.68 = 15,012.40 : x
  2. Step 2: Convert to fraction form
    26,947.84/37,186.68 = 15,012.40/x
  3. Step 3: Cross multiply
    26,947.84x = 37,186.68 × 15,012.40
  4. Step 4: Simplify right side
    26,947.84x = 558,261,314.83
  5. Step 5: Solve for x
    x = 558,261,314.83/26,947.84
  6. Step 6: Final answer
    x = 20,716.37

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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.