Home / 13,475.92-18,596.10-7,508.20

Finding the Fourth Proportional to 13,475.92, 18,596.10 and 7,508.20

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Solution

The fourth proportional to 13,475.92, 18,596.10 and 7,508.20 is: 10,360.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.92 : 18,596.10 = 7,508.20 : x
  2. Step 2: Convert to fraction form
    13,475.92/18,596.10 = 7,508.20/x
  3. Step 3: Cross multiply
    13,475.92x = 18,596.10 × 7,508.20
  4. Step 4: Simplify right side
    13,475.92x = 139,623,238.02
  5. Step 5: Solve for x
    x = 139,623,238.02/13,475.92
  6. Step 6: Final answer
    x = 10,360.94

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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.