Home / 29,127.40-43,604.70-19,277.80

Finding the Fourth Proportional to 29,127.40, 43,604.70 and 19,277.80

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Solution

The fourth proportional to 29,127.40, 43,604.70 and 19,277.80 is: 28,859.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,127.40 : 43,604.70 = 19,277.80 : x
  2. Step 2: Convert to fraction form
    29,127.40/43,604.70 = 19,277.80/x
  3. Step 3: Cross multiply
    29,127.40x = 43,604.70 × 19,277.80
  4. Step 4: Simplify right side
    29,127.40x = 840,602,685.66
  5. Step 5: Solve for x
    x = 840,602,685.66/29,127.40
  6. Step 6: Final answer
    x = 28,859.52

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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.