Home / 47,412.80-65,429.28-26,193.44

Finding the Fourth Proportional to 47,412.80, 65,429.28 and 26,193.44

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Solution

The fourth proportional to 47,412.80, 65,429.28 and 26,193.44 is: 36,146.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,412.80 : 65,429.28 = 26,193.44 : x
  2. Step 2: Convert to fraction form
    47,412.80/65,429.28 = 26,193.44/x
  3. Step 3: Cross multiply
    47,412.80x = 65,429.28 × 26,193.44
  4. Step 4: Simplify right side
    47,412.80x = 1,713,817,919.92
  5. Step 5: Solve for x
    x = 1,713,817,919.92/47,412.80
  6. Step 6: Final answer
    x = 36,146.74

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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.