Home / 29,225.88-40,335.42-19,162.80

Finding the Fourth Proportional to 29,225.88, 40,335.42 and 19,162.80

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Solution

The fourth proportional to 29,225.88, 40,335.42 and 19,162.80 is: 26,447.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,225.88 : 40,335.42 = 19,162.80 : x
  2. Step 2: Convert to fraction form
    29,225.88/40,335.42 = 19,162.80/x
  3. Step 3: Cross multiply
    29,225.88x = 40,335.42 × 19,162.80
  4. Step 4: Simplify right side
    29,225.88x = 772,939,586.38
  5. Step 5: Solve for x
    x = 772,939,586.38/29,225.88
  6. Step 6: Final answer
    x = 26,447.09

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1.5x scale

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.