Home / 31,025.43-42,829.97-19,098.99

Finding the Fourth Proportional to 31,025.43, 42,829.97 and 19,098.99

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Solution

The fourth proportional to 31,025.43, 42,829.97 and 19,098.99 is: 26,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,025.43 : 42,829.97 = 19,098.99 : x
  2. Step 2: Convert to fraction form
    31,025.43/42,829.97 = 19,098.99/x
  3. Step 3: Cross multiply
    31,025.43x = 42,829.97 × 19,098.99
  4. Step 4: Simplify right side
    31,025.43x = 818,009,073.24
  5. Step 5: Solve for x
    x = 818,009,073.24/31,025.43
  6. Step 6: Final answer
    x = 26,365.76

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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.