Home / 16,210.57-24,306.74-5,115.19

Finding the Fourth Proportional to 16,210.57, 24,306.74 and 5,115.19

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Solution

The fourth proportional to 16,210.57, 24,306.74 and 5,115.19 is: 7,669.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,210.57 : 24,306.74 = 5,115.19 : x
  2. Step 2: Convert to fraction form
    16,210.57/24,306.74 = 5,115.19/x
  3. Step 3: Cross multiply
    16,210.57x = 24,306.74 × 5,115.19
  4. Step 4: Simplify right side
    16,210.57x = 124,333,567.80
  5. Step 5: Solve for x
    x = 124,333,567.80/16,210.57
  6. Step 6: Final answer
    x = 7,669.91

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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.