Home / 27,669.93-38,179.73-15,568.73

Finding the Fourth Proportional to 27,669.93, 38,179.73 and 15,568.73

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Solution

The fourth proportional to 27,669.93, 38,179.73 and 15,568.73 is: 21,482.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,669.93 : 38,179.73 = 15,568.73 : x
  2. Step 2: Convert to fraction form
    27,669.93/38,179.73 = 15,568.73/x
  3. Step 3: Cross multiply
    27,669.93x = 38,179.73 × 15,568.73
  4. Step 4: Simplify right side
    27,669.93x = 594,409,639.10
  5. Step 5: Solve for x
    x = 594,409,639.10/27,669.93
  6. Step 6: Final answer
    x = 21,482.15

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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.