Home / 16,520.04-22,806.48-12,734.94

Finding the Fourth Proportional to 16,520.04, 22,806.48 and 12,734.94

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Solution

The fourth proportional to 16,520.04, 22,806.48 and 12,734.94 is: 17,581.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.04 : 22,806.48 = 12,734.94 : x
  2. Step 2: Convert to fraction form
    16,520.04/22,806.48 = 12,734.94/x
  3. Step 3: Cross multiply
    16,520.04x = 22,806.48 × 12,734.94
  4. Step 4: Simplify right side
    16,520.04x = 290,439,154.41
  5. Step 5: Solve for x
    x = 290,439,154.41/16,520.04
  6. Step 6: Final answer
    x = 17,581.02

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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.