Home / 17,947.61-26,919.88-10,925.80

Finding the Fourth Proportional to 17,947.61, 26,919.88 and 10,925.80

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Solution

The fourth proportional to 17,947.61, 26,919.88 and 10,925.80 is: 16,387.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947.61 : 26,919.88 = 10,925.80 : x
  2. Step 2: Convert to fraction form
    17,947.61/26,919.88 = 10,925.80/x
  3. Step 3: Cross multiply
    17,947.61x = 26,919.88 × 10,925.80
  4. Step 4: Simplify right side
    17,947.61x = 294,121,203.92
  5. Step 5: Solve for x
    x = 294,121,203.92/17,947.61
  6. Step 6: Final answer
    x = 16,387.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.