Home / 28,304.02-39,049.59-16,977.18

Finding the Fourth Proportional to 28,304.02, 39,049.59 and 16,977.18

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Solution

The fourth proportional to 28,304.02, 39,049.59 and 16,977.18 is: 23,422.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304.02 : 39,049.59 = 16,977.18 : x
  2. Step 2: Convert to fraction form
    28,304.02/39,049.59 = 16,977.18/x
  3. Step 3: Cross multiply
    28,304.02x = 39,049.59 × 16,977.18
  4. Step 4: Simplify right side
    28,304.02x = 662,951,854.69
  5. Step 5: Solve for x
    x = 662,951,854.69/28,304.02
  6. Step 6: Final answer
    x = 23,422.54

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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.