Home / 37,819.20-56,712.06-14,429.28

Finding the Fourth Proportional to 37,819.20, 56,712.06 and 14,429.28

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Solution

The fourth proportional to 37,819.20, 56,712.06 and 14,429.28 is: 21,637.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,819.20 : 56,712.06 = 14,429.28 : x
  2. Step 2: Convert to fraction form
    37,819.20/56,712.06 = 14,429.28/x
  3. Step 3: Cross multiply
    37,819.20x = 56,712.06 × 14,429.28
  4. Step 4: Simplify right side
    37,819.20x = 818,314,193.12
  5. Step 5: Solve for x
    x = 818,314,193.12/37,819.20
  6. Step 6: Final answer
    x = 21,637.53

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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.