Home / 28,837.17-39,795.30-16,261.92

Finding the Fourth Proportional to 28,837.17, 39,795.30 and 16,261.92

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Solution

The fourth proportional to 28,837.17, 39,795.30 and 16,261.92 is: 22,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,837.17 : 39,795.30 = 16,261.92 : x
  2. Step 2: Convert to fraction form
    28,837.17/39,795.30 = 16,261.92/x
  3. Step 3: Cross multiply
    28,837.17x = 39,795.30 × 16,261.92
  4. Step 4: Simplify right side
    28,837.17x = 647,147,984.98
  5. Step 5: Solve for x
    x = 647,147,984.98/28,837.17
  6. Step 6: Final answer
    x = 22,441.45

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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.