Home / 39,746.79-54,847.98-22,751.16

Finding the Fourth Proportional to 39,746.79, 54,847.98 and 22,751.16

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Solution

The fourth proportional to 39,746.79, 54,847.98 and 22,751.16 is: 31,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,746.79 : 54,847.98 = 22,751.16 : x
  2. Step 2: Convert to fraction form
    39,746.79/54,847.98 = 22,751.16/x
  3. Step 3: Cross multiply
    39,746.79x = 54,847.98 × 22,751.16
  4. Step 4: Simplify right side
    39,746.79x = 1,247,855,168.66
  5. Step 5: Solve for x
    x = 1,247,855,168.66/39,746.79
  6. Step 6: Final answer
    x = 31,395.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.