Home / 22,869.51-31,561.44-12,797.37

Finding the Fourth Proportional to 22,869.51, 31,561.44 and 12,797.37

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Solution

The fourth proportional to 22,869.51, 31,561.44 and 12,797.37 is: 17,661.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,869.51 : 31,561.44 = 12,797.37 : x
  2. Step 2: Convert to fraction form
    22,869.51/31,561.44 = 12,797.37/x
  3. Step 3: Cross multiply
    22,869.51x = 31,561.44 × 12,797.37
  4. Step 4: Simplify right side
    22,869.51x = 403,903,425.41
  5. Step 5: Solve for x
    x = 403,903,425.41/22,869.51
  6. Step 6: Final answer
    x = 17,661.22

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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.