Home / 23,283.94-34,932.80-13,430.29

Finding the Fourth Proportional to 23,283.94, 34,932.80 and 13,430.29

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Solution

The fourth proportional to 23,283.94, 34,932.80 and 13,430.29 is: 20,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,283.94 : 34,932.80 = 13,430.29 : x
  2. Step 2: Convert to fraction form
    23,283.94/34,932.80 = 13,430.29/x
  3. Step 3: Cross multiply
    23,283.94x = 34,932.80 × 13,430.29
  4. Step 4: Simplify right side
    23,283.94x = 469,157,580.76
  5. Step 5: Solve for x
    x = 469,157,580.76/23,283.94
  6. Step 6: Final answer
    x = 20,149.41

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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.