Home / 15,917.06-23,876.14-4,230.30

Finding the Fourth Proportional to 15,917.06, 23,876.14 and 4,230.30

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Solution

The fourth proportional to 15,917.06, 23,876.14 and 4,230.30 is: 6,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.06 : 23,876.14 = 4,230.30 : x
  2. Step 2: Convert to fraction form
    15,917.06/23,876.14 = 4,230.30/x
  3. Step 3: Cross multiply
    15,917.06x = 23,876.14 × 4,230.30
  4. Step 4: Simplify right side
    15,917.06x = 101,003,235.04
  5. Step 5: Solve for x
    x = 101,003,235.04/15,917.06
  6. Step 6: Final answer
    x = 6,345.60

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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.