Home / 47,384.46-65,361.74-28,251.68

Finding the Fourth Proportional to 47,384.46, 65,361.74 and 28,251.68

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Solution

The fourth proportional to 47,384.46, 65,361.74 and 28,251.68 is: 38,970.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,384.46 : 65,361.74 = 28,251.68 : x
  2. Step 2: Convert to fraction form
    47,384.46/65,361.74 = 28,251.68/x
  3. Step 3: Cross multiply
    47,384.46x = 65,361.74 × 28,251.68
  4. Step 4: Simplify right side
    47,384.46x = 1,846,578,494.66
  5. Step 5: Solve for x
    x = 1,846,578,494.66/47,384.46
  6. Step 6: Final answer
    x = 38,970.13

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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.