Home / 15,563.01-23,331.42-7,238.78

Finding the Fourth Proportional to 15,563.01, 23,331.42 and 7,238.78

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Solution

The fourth proportional to 15,563.01, 23,331.42 and 7,238.78 is: 10,852.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563.01 : 23,331.42 = 7,238.78 : x
  2. Step 2: Convert to fraction form
    15,563.01/23,331.42 = 7,238.78/x
  3. Step 3: Cross multiply
    15,563.01x = 23,331.42 × 7,238.78
  4. Step 4: Simplify right side
    15,563.01x = 168,891,016.47
  5. Step 5: Solve for x
    x = 168,891,016.47/15,563.01
  6. Step 6: Final answer
    x = 10,852.08

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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.