Home / 22,785.26-31,444.40-13,224.42

Finding the Fourth Proportional to 22,785.26, 31,444.40 and 13,224.42

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Solution

The fourth proportional to 22,785.26, 31,444.40 and 13,224.42 is: 18,250.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,785.26 : 31,444.40 = 13,224.42 : x
  2. Step 2: Convert to fraction form
    22,785.26/31,444.40 = 13,224.42/x
  3. Step 3: Cross multiply
    22,785.26x = 31,444.40 × 13,224.42
  4. Step 4: Simplify right side
    22,785.26x = 415,833,985.31
  5. Step 5: Solve for x
    x = 415,833,985.31/22,785.26
  6. Step 6: Final answer
    x = 18,250.14

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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.