Home / 30,026.88-45,056.38-19,494.42

Finding the Fourth Proportional to 30,026.88, 45,056.38 and 19,494.42

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Solution

The fourth proportional to 30,026.88, 45,056.38 and 19,494.42 is: 29,252.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,026.88 : 45,056.38 = 19,494.42 : x
  2. Step 2: Convert to fraction form
    30,026.88/45,056.38 = 19,494.42/x
  3. Step 3: Cross multiply
    30,026.88x = 45,056.38 × 19,494.42
  4. Step 4: Simplify right side
    30,026.88x = 878,347,995.40
  5. Step 5: Solve for x
    x = 878,347,995.40/30,026.88
  6. Step 6: Final answer
    x = 29,252.06

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1.5x scale

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.