Home / 37,996.64-52,436.40-21,230.72

Finding the Fourth Proportional to 37,996.64, 52,436.40 and 21,230.72

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Solution

The fourth proportional to 37,996.64, 52,436.40 and 21,230.72 is: 29,298.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,996.64 : 52,436.40 = 21,230.72 : x
  2. Step 2: Convert to fraction form
    37,996.64/52,436.40 = 21,230.72/x
  3. Step 3: Cross multiply
    37,996.64x = 52,436.40 × 21,230.72
  4. Step 4: Simplify right side
    37,996.64x = 1,113,262,526.21
  5. Step 5: Solve for x
    x = 1,113,262,526.21/37,996.64
  6. Step 6: Final answer
    x = 29,298.97

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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.