Home / 16,870.80-25,306.17-4,558.80

Finding the Fourth Proportional to 16,870.80, 25,306.17 and 4,558.80

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Solution

The fourth proportional to 16,870.80, 25,306.17 and 4,558.80 is: 6,838.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,870.80 : 25,306.17 = 4,558.80 : x
  2. Step 2: Convert to fraction form
    16,870.80/25,306.17 = 4,558.80/x
  3. Step 3: Cross multiply
    16,870.80x = 25,306.17 × 4,558.80
  4. Step 4: Simplify right side
    16,870.80x = 115,365,767.80
  5. Step 5: Solve for x
    x = 115,365,767.80/16,870.80
  6. Step 6: Final answer
    x = 6,838.19

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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.