Home / 27,834.92-38,410.44-15,259.76

Finding the Fourth Proportional to 27,834.92, 38,410.44 and 15,259.76

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Solution

The fourth proportional to 27,834.92, 38,410.44 and 15,259.76 is: 21,057.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,834.92 : 38,410.44 = 15,259.76 : x
  2. Step 2: Convert to fraction form
    27,834.92/38,410.44 = 15,259.76/x
  3. Step 3: Cross multiply
    27,834.92x = 38,410.44 × 15,259.76
  4. Step 4: Simplify right side
    27,834.92x = 586,134,095.89
  5. Step 5: Solve for x
    x = 586,134,095.89/27,834.92
  6. Step 6: Final answer
    x = 21,057.51

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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.