Home / 39,872.90-59,807.36-14,911.11

Finding the Fourth Proportional to 39,872.90, 59,807.36 and 14,911.11

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Solution

The fourth proportional to 39,872.90, 59,807.36 and 14,911.11 is: 22,365.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872.90 : 59,807.36 = 14,911.11 : x
  2. Step 2: Convert to fraction form
    39,872.90/59,807.36 = 14,911.11/x
  3. Step 3: Cross multiply
    39,872.90x = 59,807.36 × 14,911.11
  4. Step 4: Simplify right side
    39,872.90x = 891,794,301.30
  5. Step 5: Solve for x
    x = 891,794,301.30/39,872.90
  6. Step 6: Final answer
    x = 22,365.93

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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.