Home / 29,669.17-44,528.07-12,139.15

Finding the Fourth Proportional to 29,669.17, 44,528.07 and 12,139.15

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Solution

The fourth proportional to 29,669.17, 44,528.07 and 12,139.15 is: 18,218.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,669.17 : 44,528.07 = 12,139.15 : x
  2. Step 2: Convert to fraction form
    29,669.17/44,528.07 = 12,139.15/x
  3. Step 3: Cross multiply
    29,669.17x = 44,528.07 × 12,139.15
  4. Step 4: Simplify right side
    29,669.17x = 540,532,920.94
  5. Step 5: Solve for x
    x = 540,532,920.94/29,669.17
  6. Step 6: Final answer
    x = 18,218.67

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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.