Home / 26,857.09-37,065.72-15,373

Finding the Fourth Proportional to 26,857.09, 37,065.72 and 15,373

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Solution

The fourth proportional to 26,857.09, 37,065.72 and 15,373 is: 21,216.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.09 : 37,065.72 = 15,373 : x
  2. Step 2: Convert to fraction form
    26,857.09/37,065.72 = 15,373/x
  3. Step 3: Cross multiply
    26,857.09x = 37,065.72 × 15,373
  4. Step 4: Simplify right side
    26,857.09x = 569,811,313.56
  5. Step 5: Solve for x
    x = 569,811,313.56/26,857.09
  6. Step 6: Final answer
    x = 21,216.42

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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.