Home / 44,931.38-67,394.64-13,766.72

Finding the Fourth Proportional to 44,931.38, 67,394.64 and 13,766.72

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Solution

The fourth proportional to 44,931.38, 67,394.64 and 13,766.72 is: 20,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,931.38 : 67,394.64 = 13,766.72 : x
  2. Step 2: Convert to fraction form
    44,931.38/67,394.64 = 13,766.72/x
  3. Step 3: Cross multiply
    44,931.38x = 67,394.64 × 13,766.72
  4. Step 4: Simplify right side
    44,931.38x = 927,803,138.38
  5. Step 5: Solve for x
    x = 927,803,138.38/44,931.38
  6. Step 6: Final answer
    x = 20,649.34

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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.