Home / 28,833.30-43,251.30-9,113.40

Finding the Fourth Proportional to 28,833.30, 43,251.30 and 9,113.40

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Solution

The fourth proportional to 28,833.30, 43,251.30 and 9,113.40 is: 13,670.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,833.30 : 43,251.30 = 9,113.40 : x
  2. Step 2: Convert to fraction form
    28,833.30/43,251.30 = 9,113.40/x
  3. Step 3: Cross multiply
    28,833.30x = 43,251.30 × 9,113.40
  4. Step 4: Simplify right side
    28,833.30x = 394,166,397.42
  5. Step 5: Solve for x
    x = 394,166,397.42/28,833.30
  6. Step 6: Final answer
    x = 13,670.53

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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.