Home / 45,687.08-68,565.24-19,410.26

Finding the Fourth Proportional to 45,687.08, 68,565.24 and 19,410.26

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Solution

The fourth proportional to 45,687.08, 68,565.24 and 19,410.26 is: 29,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,687.08 : 68,565.24 = 19,410.26 : x
  2. Step 2: Convert to fraction form
    45,687.08/68,565.24 = 19,410.26/x
  3. Step 3: Cross multiply
    45,687.08x = 68,565.24 × 19,410.26
  4. Step 4: Simplify right side
    45,687.08x = 1,330,869,135.36
  5. Step 5: Solve for x
    x = 1,330,869,135.36/45,687.08
  6. Step 6: Final answer
    x = 29,130.10

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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.