Home / 37,748.20-56,585.10-21,116.20

Finding the Fourth Proportional to 37,748.20, 56,585.10 and 21,116.20

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Solution

The fourth proportional to 37,748.20, 56,585.10 and 21,116.20 is: 31,653.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,748.20 : 56,585.10 = 21,116.20 : x
  2. Step 2: Convert to fraction form
    37,748.20/56,585.10 = 21,116.20/x
  3. Step 3: Cross multiply
    37,748.20x = 56,585.10 × 21,116.20
  4. Step 4: Simplify right side
    37,748.20x = 1,194,862,288.62
  5. Step 5: Solve for x
    x = 1,194,862,288.62/37,748.20
  6. Step 6: Final answer
    x = 31,653.49

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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.