Home / 38,080.64-52,554.24-21,086.46

Finding the Fourth Proportional to 38,080.64, 52,554.24 and 21,086.46

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Solution

The fourth proportional to 38,080.64, 52,554.24 and 21,086.46 is: 29,100.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080.64 : 52,554.24 = 21,086.46 : x
  2. Step 2: Convert to fraction form
    38,080.64/52,554.24 = 21,086.46/x
  3. Step 3: Cross multiply
    38,080.64x = 52,554.24 × 21,086.46
  4. Step 4: Simplify right side
    38,080.64x = 1,108,182,960.79
  5. Step 5: Solve for x
    x = 1,108,182,960.79/38,080.64
  6. Step 6: Final answer
    x = 29,100.96

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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.