Home / 50,429.12-75,643.84-15,368.64

Finding the Fourth Proportional to 50,429.12, 75,643.84 and 15,368.64

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Solution

The fourth proportional to 50,429.12, 75,643.84 and 15,368.64 is: 23,053.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,429.12 : 75,643.84 = 15,368.64 : x
  2. Step 2: Convert to fraction form
    50,429.12/75,643.84 = 15,368.64/x
  3. Step 3: Cross multiply
    50,429.12x = 75,643.84 × 15,368.64
  4. Step 4: Simplify right side
    50,429.12x = 1,162,542,945.18
  5. Step 5: Solve for x
    x = 1,162,542,945.18/50,429.12
  6. Step 6: Final answer
    x = 23,053.01

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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.