Home / 28,265.63-42,398.44-11,634.71

Finding the Fourth Proportional to 28,265.63, 42,398.44 and 11,634.71

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Solution

The fourth proportional to 28,265.63, 42,398.44 and 11,634.71 is: 17,452.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,265.63 : 42,398.44 = 11,634.71 : x
  2. Step 2: Convert to fraction form
    28,265.63/42,398.44 = 11,634.71/x
  3. Step 3: Cross multiply
    28,265.63x = 42,398.44 × 11,634.71
  4. Step 4: Simplify right side
    28,265.63x = 493,293,312.77
  5. Step 5: Solve for x
    x = 493,293,312.77/28,265.63
  6. Step 6: Final answer
    x = 17,452.06

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.