Home / 14,382.14-21,576.45-4,387.77

Finding the Fourth Proportional to 14,382.14, 21,576.45 and 4,387.77

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Solution

The fourth proportional to 14,382.14, 21,576.45 and 4,387.77 is: 6,582.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382.14 : 21,576.45 = 4,387.77 : x
  2. Step 2: Convert to fraction form
    14,382.14/21,576.45 = 4,387.77/x
  3. Step 3: Cross multiply
    14,382.14x = 21,576.45 × 4,387.77
  4. Step 4: Simplify right side
    14,382.14x = 94,672,500.02
  5. Step 5: Solve for x
    x = 94,672,500.02/14,382.14
  6. Step 6: Final answer
    x = 6,582.65

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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.