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Finding the Fourth Proportional to 38,482.88, 53,088.14 and 25,049.22

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Solution

The fourth proportional to 38,482.88, 53,088.14 and 25,049.22 is: 34,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,482.88 : 53,088.14 = 25,049.22 : x
  2. Step 2: Convert to fraction form
    38,482.88/53,088.14 = 25,049.22/x
  3. Step 3: Cross multiply
    38,482.88x = 53,088.14 × 25,049.22
  4. Step 4: Simplify right side
    38,482.88x = 1,329,816,498.25
  5. Step 5: Solve for x
    x = 1,329,816,498.25/38,482.88
  6. Step 6: Final answer
    x = 34,556.05

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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.