Home / 37,988.79-56,965.86-15,788.94

Finding the Fourth Proportional to 37,988.79, 56,965.86 and 15,788.94

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Solution

The fourth proportional to 37,988.79, 56,965.86 and 15,788.94 is: 23,676.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,988.79 : 56,965.86 = 15,788.94 : x
  2. Step 2: Convert to fraction form
    37,988.79/56,965.86 = 15,788.94/x
  3. Step 3: Cross multiply
    37,988.79x = 56,965.86 × 15,788.94
  4. Step 4: Simplify right side
    37,988.79x = 899,430,545.59
  5. Step 5: Solve for x
    x = 899,430,545.59/37,988.79
  6. Step 6: Final answer
    x = 23,676.21

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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.