Home / 17,777.17-24,532.40-9,819.37

Finding the Fourth Proportional to 17,777.17, 24,532.40 and 9,819.37

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Solution

The fourth proportional to 17,777.17, 24,532.40 and 9,819.37 is: 13,550.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,777.17 : 24,532.40 = 9,819.37 : x
  2. Step 2: Convert to fraction form
    17,777.17/24,532.40 = 9,819.37/x
  3. Step 3: Cross multiply
    17,777.17x = 24,532.40 × 9,819.37
  4. Step 4: Simplify right side
    17,777.17x = 240,892,675.81
  5. Step 5: Solve for x
    x = 240,892,675.81/17,777.17
  6. Step 6: Final answer
    x = 13,550.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.