Home / 14,394.65-21,604.28-5,635.71

Finding the Fourth Proportional to 14,394.65, 21,604.28 and 5,635.71

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Solution

The fourth proportional to 14,394.65, 21,604.28 and 5,635.71 is: 8,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,394.65 : 21,604.28 = 5,635.71 : x
  2. Step 2: Convert to fraction form
    14,394.65/21,604.28 = 5,635.71/x
  3. Step 3: Cross multiply
    14,394.65x = 21,604.28 × 5,635.71
  4. Step 4: Simplify right side
    14,394.65x = 121,755,428.66
  5. Step 5: Solve for x
    x = 121,755,428.66/14,394.65
  6. Step 6: Final answer
    x = 8,458.38

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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.