Home / 27,037.24-37,320.30-15,859

Finding the Fourth Proportional to 27,037.24, 37,320.30 and 15,859

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Solution

The fourth proportional to 27,037.24, 37,320.30 and 15,859 is: 21,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,037.24 : 37,320.30 = 15,859 : x
  2. Step 2: Convert to fraction form
    27,037.24/37,320.30 = 15,859/x
  3. Step 3: Cross multiply
    27,037.24x = 37,320.30 × 15,859
  4. Step 4: Simplify right side
    27,037.24x = 591,862,637.70
  5. Step 5: Solve for x
    x = 591,862,637.70/27,037.24
  6. Step 6: Final answer
    x = 21,890.65

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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.