Home / 29,997.24-45,023.28-15,216.36

Finding the Fourth Proportional to 29,997.24, 45,023.28 and 15,216.36

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Solution

The fourth proportional to 29,997.24, 45,023.28 and 15,216.36 is: 22,838.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,997.24 : 45,023.28 = 15,216.36 : x
  2. Step 2: Convert to fraction form
    29,997.24/45,023.28 = 15,216.36/x
  3. Step 3: Cross multiply
    29,997.24x = 45,023.28 × 15,216.36
  4. Step 4: Simplify right side
    29,997.24x = 685,090,436.86
  5. Step 5: Solve for x
    x = 685,090,436.86/29,997.24
  6. Step 6: Final answer
    x = 22,838.45

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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.