Home / 21,313.80-29,350.35-14,592.42

Finding the Fourth Proportional to 21,313.80, 29,350.35 and 14,592.42

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Solution

The fourth proportional to 21,313.80, 29,350.35 and 14,592.42 is: 20,094.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,313.80 : 29,350.35 = 14,592.42 : x
  2. Step 2: Convert to fraction form
    21,313.80/29,350.35 = 14,592.42/x
  3. Step 3: Cross multiply
    21,313.80x = 29,350.35 × 14,592.42
  4. Step 4: Simplify right side
    21,313.80x = 428,292,634.35
  5. Step 5: Solve for x
    x = 428,292,634.35/21,313.80
  6. Step 6: Final answer
    x = 20,094.62

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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.