Home / 37,581.36-56,392.68-21,805.68

Finding the Fourth Proportional to 37,581.36, 56,392.68 and 21,805.68

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Solution

The fourth proportional to 37,581.36, 56,392.68 and 21,805.68 is: 32,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,581.36 : 56,392.68 = 21,805.68 : x
  2. Step 2: Convert to fraction form
    37,581.36/56,392.68 = 21,805.68/x
  3. Step 3: Cross multiply
    37,581.36x = 56,392.68 × 21,805.68
  4. Step 4: Simplify right side
    37,581.36x = 1,229,680,734.42
  5. Step 5: Solve for x
    x = 1,229,680,734.42/37,581.36
  6. Step 6: Final answer
    x = 32,720.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.