Home / 14,280.74-21,426.17-6,382.52

Finding the Fourth Proportional to 14,280.74, 21,426.17 and 6,382.52

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Solution

The fourth proportional to 14,280.74, 21,426.17 and 6,382.52 is: 9,576.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280.74 : 21,426.17 = 6,382.52 : x
  2. Step 2: Convert to fraction form
    14,280.74/21,426.17 = 6,382.52/x
  3. Step 3: Cross multiply
    14,280.74x = 21,426.17 × 6,382.52
  4. Step 4: Simplify right side
    14,280.74x = 136,752,980.20
  5. Step 5: Solve for x
    x = 136,752,980.20/14,280.74
  6. Step 6: Final answer
    x = 9,576.05

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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.