Home / 37,546.18-51,811.68-21,411.12

Finding the Fourth Proportional to 37,546.18, 51,811.68 and 21,411.12

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Solution

The fourth proportional to 37,546.18, 51,811.68 and 21,411.12 is: 29,546.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,546.18 : 51,811.68 = 21,411.12 : x
  2. Step 2: Convert to fraction form
    37,546.18/51,811.68 = 21,411.12/x
  3. Step 3: Cross multiply
    37,546.18x = 51,811.68 × 21,411.12
  4. Step 4: Simplify right side
    37,546.18x = 1,109,346,097.88
  5. Step 5: Solve for x
    x = 1,109,346,097.88/37,546.18
  6. Step 6: Final answer
    x = 29,546.18

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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.