Home / 29,188.31-40,280.81-17,089.99

Finding the Fourth Proportional to 29,188.31, 40,280.81 and 17,089.99

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Solution

The fourth proportional to 29,188.31, 40,280.81 and 17,089.99 is: 23,584.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188.31 : 40,280.81 = 17,089.99 : x
  2. Step 2: Convert to fraction form
    29,188.31/40,280.81 = 17,089.99/x
  3. Step 3: Cross multiply
    29,188.31x = 40,280.81 × 17,089.99
  4. Step 4: Simplify right side
    29,188.31x = 688,398,453.94
  5. Step 5: Solve for x
    x = 688,398,453.94/29,188.31
  6. Step 6: Final answer
    x = 23,584.73

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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.