Home / 23,195.31-32,035.61-15,628.40

Finding the Fourth Proportional to 23,195.31, 32,035.61 and 15,628.40

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Solution

The fourth proportional to 23,195.31, 32,035.61 and 15,628.40 is: 21,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,195.31 : 32,035.61 = 15,628.40 : x
  2. Step 2: Convert to fraction form
    23,195.31/32,035.61 = 15,628.40/x
  3. Step 3: Cross multiply
    23,195.31x = 32,035.61 × 15,628.40
  4. Step 4: Simplify right side
    23,195.31x = 500,665,206.22
  5. Step 5: Solve for x
    x = 500,665,206.22/23,195.31
  6. Step 6: Final answer
    x = 21,584.76

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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.