Home / 22,806.09-31,463.74-13,850.21

Finding the Fourth Proportional to 22,806.09, 31,463.74 and 13,850.21

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Solution

The fourth proportional to 22,806.09, 31,463.74 and 13,850.21 is: 19,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,806.09 : 31,463.74 = 13,850.21 : x
  2. Step 2: Convert to fraction form
    22,806.09/31,463.74 = 13,850.21/x
  3. Step 3: Cross multiply
    22,806.09x = 31,463.74 × 13,850.21
  4. Step 4: Simplify right side
    22,806.09x = 435,779,406.39
  5. Step 5: Solve for x
    x = 435,779,406.39/22,806.09
  6. Step 6: Final answer
    x = 19,108.03

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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.