Home / 23,790.78-32,816.43-15,303.97

Finding the Fourth Proportional to 23,790.78, 32,816.43 and 15,303.97

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Solution

The fourth proportional to 23,790.78, 32,816.43 and 15,303.97 is: 21,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790.78 : 32,816.43 = 15,303.97 : x
  2. Step 2: Convert to fraction form
    23,790.78/32,816.43 = 15,303.97/x
  3. Step 3: Cross multiply
    23,790.78x = 32,816.43 × 15,303.97
  4. Step 4: Simplify right side
    23,790.78x = 502,221,660.23
  5. Step 5: Solve for x
    x = 502,221,660.23/23,790.78
  6. Step 6: Final answer
    x = 21,109.93

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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.