Home / 52,325.21-78,487.14-12,882.67

Finding the Fourth Proportional to 52,325.21, 78,487.14 and 12,882.67

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Solution

The fourth proportional to 52,325.21, 78,487.14 and 12,882.67 is: 19,323.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,325.21 : 78,487.14 = 12,882.67 : x
  2. Step 2: Convert to fraction form
    52,325.21/78,487.14 = 12,882.67/x
  3. Step 3: Cross multiply
    52,325.21x = 78,487.14 × 12,882.67
  4. Step 4: Simplify right side
    52,325.21x = 1,011,123,923.86
  5. Step 5: Solve for x
    x = 1,011,123,923.86/52,325.21
  6. Step 6: Final answer
    x = 19,323.84

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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.