Home / 23,047.70-34,579.65-9,900.86

Finding the Fourth Proportional to 23,047.70, 34,579.65 and 9,900.86

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Solution

The fourth proportional to 23,047.70, 34,579.65 and 9,900.86 is: 14,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,047.70 : 34,579.65 = 9,900.86 : x
  2. Step 2: Convert to fraction form
    23,047.70/34,579.65 = 9,900.86/x
  3. Step 3: Cross multiply
    23,047.70x = 34,579.65 × 9,900.86
  4. Step 4: Simplify right side
    23,047.70x = 342,368,273.50
  5. Step 5: Solve for x
    x = 342,368,273.50/23,047.70
  6. Step 6: Final answer
    x = 14,854.77

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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.