Home / 27,938.94-38,544.82-15,995.89

Finding the Fourth Proportional to 27,938.94, 38,544.82 and 15,995.89

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Solution

The fourth proportional to 27,938.94, 38,544.82 and 15,995.89 is: 22,068.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.94 : 38,544.82 = 15,995.89 : x
  2. Step 2: Convert to fraction form
    27,938.94/38,544.82 = 15,995.89/x
  3. Step 3: Cross multiply
    27,938.94x = 38,544.82 × 15,995.89
  4. Step 4: Simplify right side
    27,938.94x = 616,558,700.79
  5. Step 5: Solve for x
    x = 616,558,700.79/27,938.94
  6. Step 6: Final answer
    x = 22,068.08

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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.