Home / 33,002.70-45,539.53-18,856.46

Finding the Fourth Proportional to 33,002.70, 45,539.53 and 18,856.46

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Solution

The fourth proportional to 33,002.70, 45,539.53 and 18,856.46 is: 26,019.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,002.70 : 45,539.53 = 18,856.46 : x
  2. Step 2: Convert to fraction form
    33,002.70/45,539.53 = 18,856.46/x
  3. Step 3: Cross multiply
    33,002.70x = 45,539.53 × 18,856.46
  4. Step 4: Simplify right side
    33,002.70x = 858,714,325.86
  5. Step 5: Solve for x
    x = 858,714,325.86/33,002.70
  6. Step 6: Final answer
    x = 26,019.52

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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.