Home / 26,945.95-37,182.57-15,619

Finding the Fourth Proportional to 26,945.95, 37,182.57 and 15,619

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Solution

The fourth proportional to 26,945.95, 37,182.57 and 15,619 is: 21,552.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.95 : 37,182.57 = 15,619 : x
  2. Step 2: Convert to fraction form
    26,945.95/37,182.57 = 15,619/x
  3. Step 3: Cross multiply
    26,945.95x = 37,182.57 × 15,619
  4. Step 4: Simplify right side
    26,945.95x = 580,754,560.83
  5. Step 5: Solve for x
    x = 580,754,560.83/26,945.95
  6. Step 6: Final answer
    x = 21,552.57

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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.