Home / 19,304.80-28,959.96-6,157.32

Finding the Fourth Proportional to 19,304.80, 28,959.96 and 6,157.32

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Solution

The fourth proportional to 19,304.80, 28,959.96 and 6,157.32 is: 9,236.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,304.80 : 28,959.96 = 6,157.32 : x
  2. Step 2: Convert to fraction form
    19,304.80/28,959.96 = 6,157.32/x
  3. Step 3: Cross multiply
    19,304.80x = 28,959.96 × 6,157.32
  4. Step 4: Simplify right side
    19,304.80x = 178,315,740.91
  5. Step 5: Solve for x
    x = 178,315,740.91/19,304.80
  6. Step 6: Final answer
    x = 9,236.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.