Home / 47,269.84-70,917.08-17,690

Finding the Fourth Proportional to 47,269.84, 70,917.08 and 17,690

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Solution

The fourth proportional to 47,269.84, 70,917.08 and 17,690 is: 26,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,269.84 : 70,917.08 = 17,690 : x
  2. Step 2: Convert to fraction form
    47,269.84/70,917.08 = 17,690/x
  3. Step 3: Cross multiply
    47,269.84x = 70,917.08 × 17,690
  4. Step 4: Simplify right side
    47,269.84x = 1,254,523,145.20
  5. Step 5: Solve for x
    x = 1,254,523,145.20/47,269.84
  6. Step 6: Final answer
    x = 26,539.61

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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.