Home / 23,345.18-32,216.61-12,734.99

Finding the Fourth Proportional to 23,345.18, 32,216.61 and 12,734.99

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Solution

The fourth proportional to 23,345.18, 32,216.61 and 12,734.99 is: 17,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,345.18 : 32,216.61 = 12,734.99 : x
  2. Step 2: Convert to fraction form
    23,345.18/32,216.61 = 12,734.99/x
  3. Step 3: Cross multiply
    23,345.18x = 32,216.61 × 12,734.99
  4. Step 4: Simplify right side
    23,345.18x = 410,278,045.10
  5. Step 5: Solve for x
    x = 410,278,045.10/23,345.18
  6. Step 6: Final answer
    x = 17,574.43

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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.