Home / 11,168.04-16,778.14-10,537.52

Finding the Fourth Proportional to 11,168.04, 16,778.14 and 10,537.52

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Solution

The fourth proportional to 11,168.04, 16,778.14 and 10,537.52 is: 15,830.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.04 : 16,778.14 = 10,537.52 : x
  2. Step 2: Convert to fraction form
    11,168.04/16,778.14 = 10,537.52/x
  3. Step 3: Cross multiply
    11,168.04x = 16,778.14 × 10,537.52
  4. Step 4: Simplify right side
    11,168.04x = 176,799,985.81
  5. Step 5: Solve for x
    x = 176,799,985.81/11,168.04
  6. Step 6: Final answer
    x = 15,830.89

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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.