Home / 12,552.04-18,830.13-5,154.54

Finding the Fourth Proportional to 12,552.04, 18,830.13 and 5,154.54

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Solution

The fourth proportional to 12,552.04, 18,830.13 and 5,154.54 is: 7,732.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.04 : 18,830.13 = 5,154.54 : x
  2. Step 2: Convert to fraction form
    12,552.04/18,830.13 = 5,154.54/x
  3. Step 3: Cross multiply
    12,552.04x = 18,830.13 × 5,154.54
  4. Step 4: Simplify right side
    12,552.04x = 97,060,658.29
  5. Step 5: Solve for x
    x = 97,060,658.29/12,552.04
  6. Step 6: Final answer
    x = 7,732.66

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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.