Home / 28,304.79-42,454.73-9,584.42

Finding the Fourth Proportional to 28,304.79, 42,454.73 and 9,584.42

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Solution

The fourth proportional to 28,304.79, 42,454.73 and 9,584.42 is: 14,375.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304.79 : 42,454.73 = 9,584.42 : x
  2. Step 2: Convert to fraction form
    28,304.79/42,454.73 = 9,584.42/x
  3. Step 3: Cross multiply
    28,304.79x = 42,454.73 × 9,584.42
  4. Step 4: Simplify right side
    28,304.79x = 406,903,703.11
  5. Step 5: Solve for x
    x = 406,903,703.11/28,304.79
  6. Step 6: Final answer
    x = 14,375.79

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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.