Home / 22,803.94-31,463.88-13,370.68

Finding the Fourth Proportional to 22,803.94, 31,463.88 and 13,370.68

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Solution

The fourth proportional to 22,803.94, 31,463.88 and 13,370.68 is: 18,448.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,803.94 : 31,463.88 = 13,370.68 : x
  2. Step 2: Convert to fraction form
    22,803.94/31,463.88 = 13,370.68/x
  3. Step 3: Cross multiply
    22,803.94x = 31,463.88 × 13,370.68
  4. Step 4: Simplify right side
    22,803.94x = 420,693,471.04
  5. Step 5: Solve for x
    x = 420,693,471.04/22,803.94
  6. Step 6: Final answer
    x = 18,448.28

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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.