Home / 16,805.61-25,209.71-4,325.76

Finding the Fourth Proportional to 16,805.61, 25,209.71 and 4,325.76

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Solution

The fourth proportional to 16,805.61, 25,209.71 and 4,325.76 is: 6,488.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,805.61 : 25,209.71 = 4,325.76 : x
  2. Step 2: Convert to fraction form
    16,805.61/25,209.71 = 4,325.76/x
  3. Step 3: Cross multiply
    16,805.61x = 25,209.71 × 4,325.76
  4. Step 4: Simplify right side
    16,805.61x = 109,051,155.13
  5. Step 5: Solve for x
    x = 109,051,155.13/16,805.61
  6. Step 6: Final answer
    x = 6,488.97

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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.