Home / 29,156.35-43,729.83-10,432.90

Finding the Fourth Proportional to 29,156.35, 43,729.83 and 10,432.90

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Solution

The fourth proportional to 29,156.35, 43,729.83 and 10,432.90 is: 15,647.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,156.35 : 43,729.83 = 10,432.90 : x
  2. Step 2: Convert to fraction form
    29,156.35/43,729.83 = 10,432.90/x
  3. Step 3: Cross multiply
    29,156.35x = 43,729.83 × 10,432.90
  4. Step 4: Simplify right side
    29,156.35x = 456,228,724.76
  5. Step 5: Solve for x
    x = 456,228,724.76/29,156.35
  6. Step 6: Final answer
    x = 15,647.67

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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.