Home / 22,858.26-31,548.51-13,427.34

Finding the Fourth Proportional to 22,858.26, 31,548.51 and 13,427.34

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Solution

The fourth proportional to 22,858.26, 31,548.51 and 13,427.34 is: 18,532.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,858.26 : 31,548.51 = 13,427.34 : x
  2. Step 2: Convert to fraction form
    22,858.26/31,548.51 = 13,427.34/x
  3. Step 3: Cross multiply
    22,858.26x = 31,548.51 × 13,427.34
  4. Step 4: Simplify right side
    22,858.26x = 423,612,570.26
  5. Step 5: Solve for x
    x = 423,612,570.26/22,858.26
  6. Step 6: Final answer
    x = 18,532.14

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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.