Home / 16,285.92-22,475.65-9,116.51

Finding the Fourth Proportional to 16,285.92, 22,475.65 and 9,116.51

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Solution

The fourth proportional to 16,285.92, 22,475.65 and 9,116.51 is: 12,581.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,285.92 : 22,475.65 = 9,116.51 : x
  2. Step 2: Convert to fraction form
    16,285.92/22,475.65 = 9,116.51/x
  3. Step 3: Cross multiply
    16,285.92x = 22,475.65 × 9,116.51
  4. Step 4: Simplify right side
    16,285.92x = 204,899,352.81
  5. Step 5: Solve for x
    x = 204,899,352.81/16,285.92
  6. Step 6: Final answer
    x = 12,581.38

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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.