Home / 47,297.57-70,944.30-11,758.15

Finding the Fourth Proportional to 47,297.57, 70,944.30 and 11,758.15

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Solution

The fourth proportional to 47,297.57, 70,944.30 and 11,758.15 is: 17,636.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,297.57 : 70,944.30 = 11,758.15 : x
  2. Step 2: Convert to fraction form
    47,297.57/70,944.30 = 11,758.15/x
  3. Step 3: Cross multiply
    47,297.57x = 70,944.30 × 11,758.15
  4. Step 4: Simplify right side
    47,297.57x = 834,173,417.77
  5. Step 5: Solve for x
    x = 834,173,417.77/47,297.57
  6. Step 6: Final answer
    x = 17,636.71

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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.