Home / 29,123.22-43,643.44-13,289.34

Finding the Fourth Proportional to 29,123.22, 43,643.44 and 13,289.34

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Solution

The fourth proportional to 29,123.22, 43,643.44 and 13,289.34 is: 19,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123.22 : 43,643.44 = 13,289.34 : x
  2. Step 2: Convert to fraction form
    29,123.22/43,643.44 = 13,289.34/x
  3. Step 3: Cross multiply
    29,123.22x = 43,643.44 × 13,289.34
  4. Step 4: Simplify right side
    29,123.22x = 579,992,512.93
  5. Step 5: Solve for x
    x = 579,992,512.93/29,123.22
  6. Step 6: Final answer
    x = 19,915.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.