Home / 33,004.32-45,549.18-18,859.20

Finding the Fourth Proportional to 33,004.32, 45,549.18 and 18,859.20

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Solution

The fourth proportional to 33,004.32, 45,549.18 and 18,859.20 is: 26,027.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,004.32 : 45,549.18 = 18,859.20 : x
  2. Step 2: Convert to fraction form
    33,004.32/45,549.18 = 18,859.20/x
  3. Step 3: Cross multiply
    33,004.32x = 45,549.18 × 18,859.20
  4. Step 4: Simplify right side
    33,004.32x = 859,021,095.46
  5. Step 5: Solve for x
    x = 859,021,095.46/33,004.32
  6. Step 6: Final answer
    x = 26,027.54

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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.