Home / 30,001.60-44,993.80-8,940.76

Finding the Fourth Proportional to 30,001.60, 44,993.80 and 8,940.76

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Solution

The fourth proportional to 30,001.60, 44,993.80 and 8,940.76 is: 13,408.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,001.60 : 44,993.80 = 8,940.76 : x
  2. Step 2: Convert to fraction form
    30,001.60/44,993.80 = 8,940.76/x
  3. Step 3: Cross multiply
    30,001.60x = 44,993.80 × 8,940.76
  4. Step 4: Simplify right side
    30,001.60x = 402,278,767.29
  5. Step 5: Solve for x
    x = 402,278,767.29/30,001.60
  6. Step 6: Final answer
    x = 13,408.58

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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.