Home / 37,885.32-52,279.68-21,753.45

Finding the Fourth Proportional to 37,885.32, 52,279.68 and 21,753.45

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Solution

The fourth proportional to 37,885.32, 52,279.68 and 21,753.45 is: 30,018.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,885.32 : 52,279.68 = 21,753.45 : x
  2. Step 2: Convert to fraction form
    37,885.32/52,279.68 = 21,753.45/x
  3. Step 3: Cross multiply
    37,885.32x = 52,279.68 × 21,753.45
  4. Step 4: Simplify right side
    37,885.32x = 1,137,263,404.90
  5. Step 5: Solve for x
    x = 1,137,263,404.90/37,885.32
  6. Step 6: Final answer
    x = 30,018.58

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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.