Home / 23,091.12-34,642.58-6,451.20

Finding the Fourth Proportional to 23,091.12, 34,642.58 and 6,451.20

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Solution

The fourth proportional to 23,091.12, 34,642.58 and 6,451.20 is: 9,678.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,091.12 : 34,642.58 = 6,451.20 : x
  2. Step 2: Convert to fraction form
    23,091.12/34,642.58 = 6,451.20/x
  3. Step 3: Cross multiply
    23,091.12x = 34,642.58 × 6,451.20
  4. Step 4: Simplify right side
    23,091.12x = 223,486,179.84
  5. Step 5: Solve for x
    x = 223,486,179.84/23,091.12
  6. Step 6: Final answer
    x = 9,678.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.