Home / 25,140.35-34,693.97-13,810.11

Finding the Fourth Proportional to 25,140.35, 34,693.97 and 13,810.11

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Solution

The fourth proportional to 25,140.35, 34,693.97 and 13,810.11 is: 19,058.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.35 : 34,693.97 = 13,810.11 : x
  2. Step 2: Convert to fraction form
    25,140.35/34,693.97 = 13,810.11/x
  3. Step 3: Cross multiply
    25,140.35x = 34,693.97 × 13,810.11
  4. Step 4: Simplify right side
    25,140.35x = 479,127,542.04
  5. Step 5: Solve for x
    x = 479,127,542.04/25,140.35
  6. Step 6: Final answer
    x = 19,058.11

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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.