Home / 38,084.75-52,556.31-21,088.63

Finding the Fourth Proportional to 38,084.75, 52,556.31 and 21,088.63

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Solution

The fourth proportional to 38,084.75, 52,556.31 and 21,088.63 is: 29,101.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,084.75 : 52,556.31 = 21,088.63 : x
  2. Step 2: Convert to fraction form
    38,084.75/52,556.31 = 21,088.63/x
  3. Step 3: Cross multiply
    38,084.75x = 52,556.31 × 21,088.63
  4. Step 4: Simplify right side
    38,084.75x = 1,108,340,444.36
  5. Step 5: Solve for x
    x = 1,108,340,444.36/38,084.75
  6. Step 6: Final answer
    x = 29,101.95

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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.