Home / 39,981.24-59,960.92-15,019.36

Finding the Fourth Proportional to 39,981.24, 59,960.92 and 15,019.36

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Solution

The fourth proportional to 39,981.24, 59,960.92 and 15,019.36 is: 22,524.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,981.24 : 59,960.92 = 15,019.36 : x
  2. Step 2: Convert to fraction form
    39,981.24/59,960.92 = 15,019.36/x
  3. Step 3: Cross multiply
    39,981.24x = 59,960.92 × 15,019.36
  4. Step 4: Simplify right side
    39,981.24x = 900,574,643.41
  5. Step 5: Solve for x
    x = 900,574,643.41/39,981.24
  6. Step 6: Final answer
    x = 22,524.93

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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.