Home / 27,967.95-38,596.64-15,222.06

Finding the Fourth Proportional to 27,967.95, 38,596.64 and 15,222.06

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Solution

The fourth proportional to 27,967.95, 38,596.64 and 15,222.06 is: 21,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,967.95 : 38,596.64 = 15,222.06 : x
  2. Step 2: Convert to fraction form
    27,967.95/38,596.64 = 15,222.06/x
  3. Step 3: Cross multiply
    27,967.95x = 38,596.64 × 15,222.06
  4. Step 4: Simplify right side
    27,967.95x = 587,520,293.77
  5. Step 5: Solve for x
    x = 587,520,293.77/27,967.95
  6. Step 6: Final answer
    x = 21,006.91

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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.