Home / 39,830.10-54,963-22,834.14

Finding the Fourth Proportional to 39,830.10, 54,963 and 22,834.14

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Solution

The fourth proportional to 39,830.10, 54,963 and 22,834.14 is: 31,509.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,830.10 : 54,963 = 22,834.14 : x
  2. Step 2: Convert to fraction form
    39,830.10/54,963 = 22,834.14/x
  3. Step 3: Cross multiply
    39,830.10x = 54,963 × 22,834.14
  4. Step 4: Simplify right side
    39,830.10x = 1,255,032,836.82
  5. Step 5: Solve for x
    x = 1,255,032,836.82/39,830.10
  6. Step 6: Final answer
    x = 31,509.66

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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.