Home / 15,707.48-23,568.91-7,388.34

Finding the Fourth Proportional to 15,707.48, 23,568.91 and 7,388.34

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Solution

The fourth proportional to 15,707.48, 23,568.91 and 7,388.34 is: 11,086.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,707.48 : 23,568.91 = 7,388.34 : x
  2. Step 2: Convert to fraction form
    15,707.48/23,568.91 = 7,388.34/x
  3. Step 3: Cross multiply
    15,707.48x = 23,568.91 × 7,388.34
  4. Step 4: Simplify right side
    15,707.48x = 174,135,179.43
  5. Step 5: Solve for x
    x = 174,135,179.43/15,707.48
  6. Step 6: Final answer
    x = 11,086.13

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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.