Home / 25,168.39-34,731.65-13,837.91

Finding the Fourth Proportional to 25,168.39, 34,731.65 and 13,837.91

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Solution

The fourth proportional to 25,168.39, 34,731.65 and 13,837.91 is: 19,095.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,168.39 : 34,731.65 = 13,837.91 : x
  2. Step 2: Convert to fraction form
    25,168.39/34,731.65 = 13,837.91/x
  3. Step 3: Cross multiply
    25,168.39x = 34,731.65 × 13,837.91
  4. Step 4: Simplify right side
    25,168.39x = 480,613,307.79
  5. Step 5: Solve for x
    x = 480,613,307.79/25,168.39
  6. Step 6: Final answer
    x = 19,095.91

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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.