Home / 23,036.64-34,375.24-20,554.40

Finding the Fourth Proportional to 23,036.64, 34,375.24 and 20,554.40

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Solution

The fourth proportional to 23,036.64, 34,375.24 and 20,554.40 is: 30,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,036.64 : 34,375.24 = 20,554.40 : x
  2. Step 2: Convert to fraction form
    23,036.64/34,375.24 = 20,554.40/x
  3. Step 3: Cross multiply
    23,036.64x = 34,375.24 × 20,554.40
  4. Step 4: Simplify right side
    23,036.64x = 706,562,433.06
  5. Step 5: Solve for x
    x = 706,562,433.06/23,036.64
  6. Step 6: Final answer
    x = 30,671.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.