Home / 19,666.25-29,508.89-9,806.93

Finding the Fourth Proportional to 19,666.25, 29,508.89 and 9,806.93

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Solution

The fourth proportional to 19,666.25, 29,508.89 and 9,806.93 is: 14,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,666.25 : 29,508.89 = 9,806.93 : x
  2. Step 2: Convert to fraction form
    19,666.25/29,508.89 = 9,806.93/x
  3. Step 3: Cross multiply
    19,666.25x = 29,508.89 × 9,806.93
  4. Step 4: Simplify right side
    19,666.25x = 289,391,422.03
  5. Step 5: Solve for x
    x = 289,391,422.03/19,666.25
  6. Step 6: Final answer
    x = 14,715.13

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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.