Home / 16,280.28-24,424.68-6,920.64

Finding the Fourth Proportional to 16,280.28, 24,424.68 and 6,920.64

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Solution

The fourth proportional to 16,280.28, 24,424.68 and 6,920.64 is: 10,382.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280.28 : 24,424.68 = 6,920.64 : x
  2. Step 2: Convert to fraction form
    16,280.28/24,424.68 = 6,920.64/x
  3. Step 3: Cross multiply
    16,280.28x = 24,424.68 × 6,920.64
  4. Step 4: Simplify right side
    16,280.28x = 169,034,417.40
  5. Step 5: Solve for x
    x = 169,034,417.40/16,280.28
  6. Step 6: Final answer
    x = 10,382.77

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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.