Home / 13,260.70-18,299.76-7,292.77

Finding the Fourth Proportional to 13,260.70, 18,299.76 and 7,292.77

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Solution

The fourth proportional to 13,260.70, 18,299.76 and 7,292.77 is: 10,064.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260.70 : 18,299.76 = 7,292.77 : x
  2. Step 2: Convert to fraction form
    13,260.70/18,299.76 = 7,292.77/x
  3. Step 3: Cross multiply
    13,260.70x = 18,299.76 × 7,292.77
  4. Step 4: Simplify right side
    13,260.70x = 133,455,849.24
  5. Step 5: Solve for x
    x = 133,455,849.24/13,260.70
  6. Step 6: Final answer
    x = 10,064.02

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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.