Home / 36,948.18-50,994.09-20,817

Finding the Fourth Proportional to 36,948.18, 50,994.09 and 20,817

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Solution

The fourth proportional to 36,948.18, 50,994.09 and 20,817 is: 28,730.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,948.18 : 50,994.09 = 20,817 : x
  2. Step 2: Convert to fraction form
    36,948.18/50,994.09 = 20,817/x
  3. Step 3: Cross multiply
    36,948.18x = 50,994.09 × 20,817
  4. Step 4: Simplify right side
    36,948.18x = 1,061,543,971.53
  5. Step 5: Solve for x
    x = 1,061,543,971.53/36,948.18
  6. Step 6: Final answer
    x = 28,730.62

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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.