Home / 29,001.15-43,471.35-12,143.84

Finding the Fourth Proportional to 29,001.15, 43,471.35 and 12,143.84

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Solution

The fourth proportional to 29,001.15, 43,471.35 and 12,143.84 is: 18,203.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001.15 : 43,471.35 = 12,143.84 : x
  2. Step 2: Convert to fraction form
    29,001.15/43,471.35 = 12,143.84/x
  3. Step 3: Cross multiply
    29,001.15x = 43,471.35 × 12,143.84
  4. Step 4: Simplify right side
    29,001.15x = 527,908,901.63
  5. Step 5: Solve for x
    x = 527,908,901.63/29,001.15
  6. Step 6: Final answer
    x = 18,203.03

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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.