Home / 28,956.48-43,426.89-10,234.05

Finding the Fourth Proportional to 28,956.48, 43,426.89 and 10,234.05

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Solution

The fourth proportional to 28,956.48, 43,426.89 and 10,234.05 is: 15,348.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,956.48 : 43,426.89 = 10,234.05 : x
  2. Step 2: Convert to fraction form
    28,956.48/43,426.89 = 10,234.05/x
  3. Step 3: Cross multiply
    28,956.48x = 43,426.89 × 10,234.05
  4. Step 4: Simplify right side
    28,956.48x = 444,432,963.60
  5. Step 5: Solve for x
    x = 444,432,963.60/28,956.48
  6. Step 6: Final answer
    x = 15,348.31

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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.