Home / 25,158.48-34,716.40-13,827.82

Finding the Fourth Proportional to 25,158.48, 34,716.40 and 13,827.82

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Solution

The fourth proportional to 25,158.48, 34,716.40 and 13,827.82 is: 19,081.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158.48 : 34,716.40 = 13,827.82 : x
  2. Step 2: Convert to fraction form
    25,158.48/34,716.40 = 13,827.82/x
  3. Step 3: Cross multiply
    25,158.48x = 34,716.40 × 13,827.82
  4. Step 4: Simplify right side
    25,158.48x = 480,052,130.25
  5. Step 5: Solve for x
    x = 480,052,130.25/25,158.48
  6. Step 6: Final answer
    x = 19,081.13

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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.