Home / 38,333.60-52,900.32-21,566.64

Finding the Fourth Proportional to 38,333.60, 52,900.32 and 21,566.64

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Solution

The fourth proportional to 38,333.60, 52,900.32 and 21,566.64 is: 29,761.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,333.60 : 52,900.32 = 21,566.64 : x
  2. Step 2: Convert to fraction form
    38,333.60/52,900.32 = 21,566.64/x
  3. Step 3: Cross multiply
    38,333.60x = 52,900.32 × 21,566.64
  4. Step 4: Simplify right side
    38,333.60x = 1,140,882,157.32
  5. Step 5: Solve for x
    x = 1,140,882,157.32/38,333.60
  6. Step 6: Final answer
    x = 29,761.94

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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.