Home / 13,095.92-18,073.32-7,790.96

Finding the Fourth Proportional to 13,095.92, 18,073.32 and 7,790.96

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Solution

The fourth proportional to 13,095.92, 18,073.32 and 7,790.96 is: 10,752.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.92 : 18,073.32 = 7,790.96 : x
  2. Step 2: Convert to fraction form
    13,095.92/18,073.32 = 7,790.96/x
  3. Step 3: Cross multiply
    13,095.92x = 18,073.32 × 7,790.96
  4. Step 4: Simplify right side
    13,095.92x = 140,808,513.19
  5. Step 5: Solve for x
    x = 140,808,513.19/13,095.92
  6. Step 6: Final answer
    x = 10,752.09

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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.