Home / 16,547.49-24,762.92-12,620.61

Finding the Fourth Proportional to 16,547.49, 24,762.92 and 12,620.61

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Solution

The fourth proportional to 16,547.49, 24,762.92 and 12,620.61 is: 18,886.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,547.49 : 24,762.92 = 12,620.61 : x
  2. Step 2: Convert to fraction form
    16,547.49/24,762.92 = 12,620.61/x
  3. Step 3: Cross multiply
    16,547.49x = 24,762.92 × 12,620.61
  4. Step 4: Simplify right side
    16,547.49x = 312,523,092.68
  5. Step 5: Solve for x
    x = 312,523,092.68/16,547.49
  6. Step 6: Final answer
    x = 18,886.43

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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.