Home / 27,896.10-38,503.25-15,966.32

Finding the Fourth Proportional to 27,896.10, 38,503.25 and 15,966.32

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Solution

The fourth proportional to 27,896.10, 38,503.25 and 15,966.32 is: 22,037.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,896.10 : 38,503.25 = 15,966.32 : x
  2. Step 2: Convert to fraction form
    27,896.10/38,503.25 = 15,966.32/x
  3. Step 3: Cross multiply
    27,896.10x = 38,503.25 × 15,966.32
  4. Step 4: Simplify right side
    27,896.10x = 614,754,998.07
  5. Step 5: Solve for x
    x = 614,754,998.07/27,896.10
  6. Step 6: Final answer
    x = 22,037.31

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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.