Home / 38,404.52-52,998.66-21,637.16

Finding the Fourth Proportional to 38,404.52, 52,998.66 and 21,637.16

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Solution

The fourth proportional to 38,404.52, 52,998.66 and 21,637.16 is: 29,859.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,404.52 : 52,998.66 = 21,637.16 : x
  2. Step 2: Convert to fraction form
    38,404.52/52,998.66 = 21,637.16/x
  3. Step 3: Cross multiply
    38,404.52x = 52,998.66 × 21,637.16
  4. Step 4: Simplify right side
    38,404.52x = 1,146,740,486.21
  5. Step 5: Solve for x
    x = 1,146,740,486.21/38,404.52
  6. Step 6: Final answer
    x = 29,859.52

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1.5x scale

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.