Home / 16,280.19-24,424.65-6,920.64

Finding the Fourth Proportional to 16,280.19, 24,424.65 and 6,920.64

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Solution

The fourth proportional to 16,280.19, 24,424.65 and 6,920.64 is: 10,382.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280.19 : 24,424.65 = 6,920.64 : x
  2. Step 2: Convert to fraction form
    16,280.19/24,424.65 = 6,920.64/x
  3. Step 3: Cross multiply
    16,280.19x = 24,424.65 × 6,920.64
  4. Step 4: Simplify right side
    16,280.19x = 169,034,209.78
  5. Step 5: Solve for x
    x = 169,034,209.78/16,280.19
  6. Step 6: Final answer
    x = 10,382.82

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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.