Home / 25,758.16-35,525.96-16,808.40

Finding the Fourth Proportional to 25,758.16, 35,525.96 and 16,808.40

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Solution

The fourth proportional to 25,758.16, 35,525.96 and 16,808.40 is: 23,182.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,758.16 : 35,525.96 = 16,808.40 : x
  2. Step 2: Convert to fraction form
    25,758.16/35,525.96 = 16,808.40/x
  3. Step 3: Cross multiply
    25,758.16x = 35,525.96 × 16,808.40
  4. Step 4: Simplify right side
    25,758.16x = 597,134,546.06
  5. Step 5: Solve for x
    x = 597,134,546.06/25,758.16
  6. Step 6: Final answer
    x = 23,182.34

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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.