Home / 12,073.44-16,666.80-7,603.76

Finding the Fourth Proportional to 12,073.44, 16,666.80 and 7,603.76

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Solution

The fourth proportional to 12,073.44, 16,666.80 and 7,603.76 is: 10,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073.44 : 16,666.80 = 7,603.76 : x
  2. Step 2: Convert to fraction form
    12,073.44/16,666.80 = 7,603.76/x
  3. Step 3: Cross multiply
    12,073.44x = 16,666.80 × 7,603.76
  4. Step 4: Simplify right side
    12,073.44x = 126,730,305.50
  5. Step 5: Solve for x
    x = 126,730,305.50/12,073.44
  6. Step 6: Final answer
    x = 10,496.62

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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.