Home / 37,854.50-56,788.40-15,655.43

Finding the Fourth Proportional to 37,854.50, 56,788.40 and 15,655.43

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Solution

The fourth proportional to 37,854.50, 56,788.40 and 15,655.43 is: 23,485.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,854.50 : 56,788.40 = 15,655.43 : x
  2. Step 2: Convert to fraction form
    37,854.50/56,788.40 = 15,655.43/x
  3. Step 3: Cross multiply
    37,854.50x = 56,788.40 × 15,655.43
  4. Step 4: Simplify right side
    37,854.50x = 889,047,002.12
  5. Step 5: Solve for x
    x = 889,047,002.12/37,854.50
  6. Step 6: Final answer
    x = 23,485.90

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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.