Home / 25,172-34,736.65-13,841.52

Finding the Fourth Proportional to 25,172, 34,736.65 and 13,841.52

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Solution

The fourth proportional to 25,172, 34,736.65 and 13,841.52 is: 19,100.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,172 : 34,736.65 = 13,841.52 : x
  2. Step 2: Convert to fraction form
    25,172/34,736.65 = 13,841.52/x
  3. Step 3: Cross multiply
    25,172x = 34,736.65 × 13,841.52
  4. Step 4: Simplify right side
    25,172x = 480,808,035.71
  5. Step 5: Solve for x
    x = 480,808,035.71/25,172
  6. Step 6: Final answer
    x = 19,100.91

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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.