Home / 45,535.64-68,287.04-19,242.42

Finding the Fourth Proportional to 45,535.64, 68,287.04 and 19,242.42

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Solution

The fourth proportional to 45,535.64, 68,287.04 and 19,242.42 is: 28,856.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,535.64 : 68,287.04 = 19,242.42 : x
  2. Step 2: Convert to fraction form
    45,535.64/68,287.04 = 19,242.42/x
  3. Step 3: Cross multiply
    45,535.64x = 68,287.04 × 19,242.42
  4. Step 4: Simplify right side
    45,535.64x = 1,314,007,808.02
  5. Step 5: Solve for x
    x = 1,314,007,808.02/45,535.64
  6. Step 6: Final answer
    x = 28,856.69

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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.