Home / 38,837.48-53,595.22-21,841.72

Finding the Fourth Proportional to 38,837.48, 53,595.22 and 21,841.72

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Solution

The fourth proportional to 38,837.48, 53,595.22 and 21,841.72 is: 30,141.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,837.48 : 53,595.22 = 21,841.72 : x
  2. Step 2: Convert to fraction form
    38,837.48/53,595.22 = 21,841.72/x
  3. Step 3: Cross multiply
    38,837.48x = 53,595.22 × 21,841.72
  4. Step 4: Simplify right side
    38,837.48x = 1,170,611,684.88
  5. Step 5: Solve for x
    x = 1,170,611,684.88/38,837.48
  6. Step 6: Final answer
    x = 30,141.29

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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.