Home / 39,292.36-58,950.03-12,637.75

Finding the Fourth Proportional to 39,292.36, 58,950.03 and 12,637.75

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Solution

The fourth proportional to 39,292.36, 58,950.03 and 12,637.75 is: 18,960.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,292.36 : 58,950.03 = 12,637.75 : x
  2. Step 2: Convert to fraction form
    39,292.36/58,950.03 = 12,637.75/x
  3. Step 3: Cross multiply
    39,292.36x = 58,950.03 × 12,637.75
  4. Step 4: Simplify right side
    39,292.36x = 744,995,767.93
  5. Step 5: Solve for x
    x = 744,995,767.93/39,292.36
  6. Step 6: Final answer
    x = 18,960.32

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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.