Home / 39,943.68-59,853.92-19,657.14

Finding the Fourth Proportional to 39,943.68, 59,853.92 and 19,657.14

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Solution

The fourth proportional to 39,943.68, 59,853.92 and 19,657.14 is: 29,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,943.68 : 59,853.92 = 19,657.14 : x
  2. Step 2: Convert to fraction form
    39,943.68/59,853.92 = 19,657.14/x
  3. Step 3: Cross multiply
    39,943.68x = 59,853.92 × 19,657.14
  4. Step 4: Simplify right side
    39,943.68x = 1,176,556,884.99
  5. Step 5: Solve for x
    x = 1,176,556,884.99/39,943.68
  6. Step 6: Final answer
    x = 29,455.40

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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.