Home / 31,039.68-42,794.73-22,554.12

Finding the Fourth Proportional to 31,039.68, 42,794.73 and 22,554.12

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Solution

The fourth proportional to 31,039.68, 42,794.73 and 22,554.12 is: 31,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039.68 : 42,794.73 = 22,554.12 : x
  2. Step 2: Convert to fraction form
    31,039.68/42,794.73 = 22,554.12/x
  3. Step 3: Cross multiply
    31,039.68x = 42,794.73 × 22,554.12
  4. Step 4: Simplify right side
    31,039.68x = 965,197,475.79
  5. Step 5: Solve for x
    x = 965,197,475.79/31,039.68
  6. Step 6: Final answer
    x = 31,095.60

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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.