Home / 22,797.09-31,465.23-13,368.69

Finding the Fourth Proportional to 22,797.09, 31,465.23 and 13,368.69

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Solution

The fourth proportional to 22,797.09, 31,465.23 and 13,368.69 is: 18,451.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,797.09 : 31,465.23 = 13,368.69 : x
  2. Step 2: Convert to fraction form
    22,797.09/31,465.23 = 13,368.69/x
  3. Step 3: Cross multiply
    22,797.09x = 31,465.23 × 13,368.69
  4. Step 4: Simplify right side
    22,797.09x = 420,648,905.65
  5. Step 5: Solve for x
    x = 420,648,905.65/22,797.09
  6. Step 6: Final answer
    x = 18,451.87

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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.