Home / 23,876.94-32,947.65-13,803.78

Finding the Fourth Proportional to 23,876.94, 32,947.65 and 13,803.78

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Solution

The fourth proportional to 23,876.94, 32,947.65 and 13,803.78 is: 19,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,876.94 : 32,947.65 = 13,803.78 : x
  2. Step 2: Convert to fraction form
    23,876.94/32,947.65 = 13,803.78/x
  3. Step 3: Cross multiply
    23,876.94x = 32,947.65 × 13,803.78
  4. Step 4: Simplify right side
    23,876.94x = 454,802,112.12
  5. Step 5: Solve for x
    x = 454,802,112.12/23,876.94
  6. Step 6: Final answer
    x = 19,047.76

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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.