Home / 23,709.51-32,719.41-15,340.59

Finding the Fourth Proportional to 23,709.51, 32,719.41 and 15,340.59

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Solution

The fourth proportional to 23,709.51, 32,719.41 and 15,340.59 is: 21,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,709.51 : 32,719.41 = 15,340.59 : x
  2. Step 2: Convert to fraction form
    23,709.51/32,719.41 = 15,340.59/x
  3. Step 3: Cross multiply
    23,709.51x = 32,719.41 × 15,340.59
  4. Step 4: Simplify right side
    23,709.51x = 501,935,053.85
  5. Step 5: Solve for x
    x = 501,935,053.85/23,709.51
  6. Step 6: Final answer
    x = 21,170.20

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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.