Home / 23,429.71-35,149.70-6,790.42

Finding the Fourth Proportional to 23,429.71, 35,149.70 and 6,790.42

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Solution

The fourth proportional to 23,429.71, 35,149.70 and 6,790.42 is: 10,187.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,429.71 : 35,149.70 = 6,790.42 : x
  2. Step 2: Convert to fraction form
    23,429.71/35,149.70 = 6,790.42/x
  3. Step 3: Cross multiply
    23,429.71x = 35,149.70 × 6,790.42
  4. Step 4: Simplify right side
    23,429.71x = 238,681,225.87
  5. Step 5: Solve for x
    x = 238,681,225.87/23,429.71
  6. Step 6: Final answer
    x = 10,187.12

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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.