Home / 38,002.64-52,443.56-21,235.64

Finding the Fourth Proportional to 38,002.64, 52,443.56 and 21,235.64

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Solution

The fourth proportional to 38,002.64, 52,443.56 and 21,235.64 is: 29,305.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,002.64 : 52,443.56 = 21,235.64 : x
  2. Step 2: Convert to fraction form
    38,002.64/52,443.56 = 21,235.64/x
  3. Step 3: Cross multiply
    38,002.64x = 52,443.56 × 21,235.64
  4. Step 4: Simplify right side
    38,002.64x = 1,113,672,560.48
  5. Step 5: Solve for x
    x = 1,113,672,560.48/38,002.64
  6. Step 6: Final answer
    x = 29,305.14

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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.