Home / 37,356.64-51,546.24-21,000.62

Finding the Fourth Proportional to 37,356.64, 51,546.24 and 21,000.62

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Solution

The fourth proportional to 37,356.64, 51,546.24 and 21,000.62 is: 28,977.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,356.64 : 51,546.24 = 21,000.62 : x
  2. Step 2: Convert to fraction form
    37,356.64/51,546.24 = 21,000.62/x
  3. Step 3: Cross multiply
    37,356.64x = 51,546.24 × 21,000.62
  4. Step 4: Simplify right side
    37,356.64x = 1,082,502,740.94
  5. Step 5: Solve for x
    x = 1,082,502,740.94/37,356.64
  6. Step 6: Final answer
    x = 28,977.52

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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.