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Finding the Fourth Proportional to 57,989.67, 86,993.55 and 24,709.88

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Solution

The fourth proportional to 57,989.67, 86,993.55 and 24,709.88 is: 37,068.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,989.67 : 86,993.55 = 24,709.88 : x
  2. Step 2: Convert to fraction form
    57,989.67/86,993.55 = 24,709.88/x
  3. Step 3: Cross multiply
    57,989.67x = 86,993.55 × 24,709.88
  4. Step 4: Simplify right side
    57,989.67x = 2,149,599,746.31
  5. Step 5: Solve for x
    x = 2,149,599,746.31/57,989.67
  6. Step 6: Final answer
    x = 37,068.67

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1.5x scale

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.