Home / 29,004.41-43,432.79-19,113.71

Finding the Fourth Proportional to 29,004.41, 43,432.79 and 19,113.71

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Solution

The fourth proportional to 29,004.41, 43,432.79 and 19,113.71 is: 28,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,004.41 : 43,432.79 = 19,113.71 : x
  2. Step 2: Convert to fraction form
    29,004.41/43,432.79 = 19,113.71/x
  3. Step 3: Cross multiply
    29,004.41x = 43,432.79 × 19,113.71
  4. Step 4: Simplify right side
    29,004.41x = 830,161,439.82
  5. Step 5: Solve for x
    x = 830,161,439.82/29,004.41
  6. Step 6: Final answer
    x = 28,621.90

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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.