Home / 14,270.73-19,685.48-8,301.71

Finding the Fourth Proportional to 14,270.73, 19,685.48 and 8,301.71

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Solution

The fourth proportional to 14,270.73, 19,685.48 and 8,301.71 is: 11,451.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.73 : 19,685.48 = 8,301.71 : x
  2. Step 2: Convert to fraction form
    14,270.73/19,685.48 = 8,301.71/x
  3. Step 3: Cross multiply
    14,270.73x = 19,685.48 × 8,301.71
  4. Step 4: Simplify right side
    14,270.73x = 163,423,006.23
  5. Step 5: Solve for x
    x = 163,423,006.23/14,270.73
  6. Step 6: Final answer
    x = 11,451.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.