Home / 26,648.92-36,776.71-15,322.09

Finding the Fourth Proportional to 26,648.92, 36,776.71 and 15,322.09

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Solution

The fourth proportional to 26,648.92, 36,776.71 and 15,322.09 is: 21,145.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,648.92 : 36,776.71 = 15,322.09 : x
  2. Step 2: Convert to fraction form
    26,648.92/36,776.71 = 15,322.09/x
  3. Step 3: Cross multiply
    26,648.92x = 36,776.71 × 15,322.09
  4. Step 4: Simplify right side
    26,648.92x = 563,496,060.52
  5. Step 5: Solve for x
    x = 563,496,060.52/26,648.92
  6. Step 6: Final answer
    x = 21,145.17

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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.