Home / 39,762.59-54,872.49-22,767.10

Finding the Fourth Proportional to 39,762.59, 54,872.49 and 22,767.10

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Solution

The fourth proportional to 39,762.59, 54,872.49 and 22,767.10 is: 31,418.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,762.59 : 54,872.49 = 22,767.10 : x
  2. Step 2: Convert to fraction form
    39,762.59/54,872.49 = 22,767.10/x
  3. Step 3: Cross multiply
    39,762.59x = 54,872.49 × 22,767.10
  4. Step 4: Simplify right side
    39,762.59x = 1,249,287,467.08
  5. Step 5: Solve for x
    x = 1,249,287,467.08/39,762.59
  6. Step 6: Final answer
    x = 31,418.66

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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.