Home / 39,943.88-59,917.26-14,981.40

Finding the Fourth Proportional to 39,943.88, 59,917.26 and 14,981.40

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Solution

The fourth proportional to 39,943.88, 59,917.26 and 14,981.40 is: 22,472.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,943.88 : 59,917.26 = 14,981.40 : x
  2. Step 2: Convert to fraction form
    39,943.88/59,917.26 = 14,981.40/x
  3. Step 3: Cross multiply
    39,943.88x = 59,917.26 × 14,981.40
  4. Step 4: Simplify right side
    39,943.88x = 897,644,438.96
  5. Step 5: Solve for x
    x = 897,644,438.96/39,943.88
  6. Step 6: Final answer
    x = 22,472.64

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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.