Home / 27,834.13-38,411.01-15,896.76

Finding the Fourth Proportional to 27,834.13, 38,411.01 and 15,896.76

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Solution

The fourth proportional to 27,834.13, 38,411.01 and 15,896.76 is: 21,937.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,834.13 : 38,411.01 = 15,896.76 : x
  2. Step 2: Convert to fraction form
    27,834.13/38,411.01 = 15,896.76/x
  3. Step 3: Cross multiply
    27,834.13x = 38,411.01 × 15,896.76
  4. Step 4: Simplify right side
    27,834.13x = 610,610,463.29
  5. Step 5: Solve for x
    x = 610,610,463.29/27,834.13
  6. Step 6: Final answer
    x = 21,937.47

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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.