Home / 37,788.20-56,688.74-15,589.43

Finding the Fourth Proportional to 37,788.20, 56,688.74 and 15,589.43

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Solution

The fourth proportional to 37,788.20, 56,688.74 and 15,589.43 is: 23,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,788.20 : 56,688.74 = 15,589.43 : x
  2. Step 2: Convert to fraction form
    37,788.20/56,688.74 = 15,589.43/x
  3. Step 3: Cross multiply
    37,788.20x = 56,688.74 × 15,589.43
  4. Step 4: Simplify right side
    37,788.20x = 883,744,782.63
  5. Step 5: Solve for x
    x = 883,744,782.63/37,788.20
  6. Step 6: Final answer
    x = 23,386.80

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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.