Home / 28,932.29-39,926.87-16,996.13

Finding the Fourth Proportional to 28,932.29, 39,926.87 and 16,996.13

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Solution

The fourth proportional to 28,932.29, 39,926.87 and 16,996.13 is: 23,454.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,932.29 : 39,926.87 = 16,996.13 : x
  2. Step 2: Convert to fraction form
    28,932.29/39,926.87 = 16,996.13/x
  3. Step 3: Cross multiply
    28,932.29x = 39,926.87 × 16,996.13
  4. Step 4: Simplify right side
    28,932.29x = 678,602,297.46
  5. Step 5: Solve for x
    x = 678,602,297.46/28,932.29
  6. Step 6: Final answer
    x = 23,454.84

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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.