Home / 29,288.21-43,931.90-7,101.77

Finding the Fourth Proportional to 29,288.21, 43,931.90 and 7,101.77

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Solution

The fourth proportional to 29,288.21, 43,931.90 and 7,101.77 is: 10,652.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,288.21 : 43,931.90 = 7,101.77 : x
  2. Step 2: Convert to fraction form
    29,288.21/43,931.90 = 7,101.77/x
  3. Step 3: Cross multiply
    29,288.21x = 43,931.90 × 7,101.77
  4. Step 4: Simplify right side
    29,288.21x = 311,993,994.29
  5. Step 5: Solve for x
    x = 311,993,994.29/29,288.21
  6. Step 6: Final answer
    x = 10,652.55

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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.