Home / 29,320.88-43,999.14-12,677.72

Finding the Fourth Proportional to 29,320.88, 43,999.14 and 12,677.72

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Solution

The fourth proportional to 29,320.88, 43,999.14 and 12,677.72 is: 19,024.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,320.88 : 43,999.14 = 12,677.72 : x
  2. Step 2: Convert to fraction form
    29,320.88/43,999.14 = 12,677.72/x
  3. Step 3: Cross multiply
    29,320.88x = 43,999.14 × 12,677.72
  4. Step 4: Simplify right side
    29,320.88x = 557,808,777.16
  5. Step 5: Solve for x
    x = 557,808,777.16/29,320.88
  6. Step 6: Final answer
    x = 19,024.28

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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.