Home / 22,889.68-34,331.07-13,406.35

Finding the Fourth Proportional to 22,889.68, 34,331.07 and 13,406.35

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Solution

The fourth proportional to 22,889.68, 34,331.07 and 13,406.35 is: 20,107.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,889.68 : 34,331.07 = 13,406.35 : x
  2. Step 2: Convert to fraction form
    22,889.68/34,331.07 = 13,406.35/x
  3. Step 3: Cross multiply
    22,889.68x = 34,331.07 × 13,406.35
  4. Step 4: Simplify right side
    22,889.68x = 460,254,340.29
  5. Step 5: Solve for x
    x = 460,254,340.29/22,889.68
  6. Step 6: Final answer
    x = 20,107.50

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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.