Home / 33,037.61-45,541.58-20,267.15

Finding the Fourth Proportional to 33,037.61, 45,541.58 and 20,267.15

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Solution

The fourth proportional to 33,037.61, 45,541.58 and 20,267.15 is: 27,937.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,037.61 : 45,541.58 = 20,267.15 : x
  2. Step 2: Convert to fraction form
    33,037.61/45,541.58 = 20,267.15/x
  3. Step 3: Cross multiply
    33,037.61x = 45,541.58 × 20,267.15
  4. Step 4: Simplify right side
    33,037.61x = 922,997,704.05
  5. Step 5: Solve for x
    x = 922,997,704.05/33,037.61
  6. Step 6: Final answer
    x = 27,937.79

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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.