Home / 15,388.14-23,088.28-7,997.24

Finding the Fourth Proportional to 15,388.14, 23,088.28 and 7,997.24

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Solution

The fourth proportional to 15,388.14, 23,088.28 and 7,997.24 is: 11,999.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,388.14 : 23,088.28 = 7,997.24 : x
  2. Step 2: Convert to fraction form
    15,388.14/23,088.28 = 7,997.24/x
  3. Step 3: Cross multiply
    15,388.14x = 23,088.28 × 7,997.24
  4. Step 4: Simplify right side
    15,388.14x = 184,642,516.35
  5. Step 5: Solve for x
    x = 184,642,516.35/15,388.14
  6. Step 6: Final answer
    x = 11,999.01

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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.