Home / 47,994.35-72,002.88-21,699.05

Finding the Fourth Proportional to 47,994.35, 72,002.88 and 21,699.05

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Solution

The fourth proportional to 47,994.35, 72,002.88 and 21,699.05 is: 32,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,994.35 : 72,002.88 = 21,699.05 : x
  2. Step 2: Convert to fraction form
    47,994.35/72,002.88 = 21,699.05/x
  3. Step 3: Cross multiply
    47,994.35x = 72,002.88 × 21,699.05
  4. Step 4: Simplify right side
    47,994.35x = 1,562,393,733.25
  5. Step 5: Solve for x
    x = 1,562,393,733.25/47,994.35
  6. Step 6: Final answer
    x = 32,553.70

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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.