Home / 51,516.28-77,236.62-16,435.72

Finding the Fourth Proportional to 51,516.28, 77,236.62 and 16,435.72

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Solution

The fourth proportional to 51,516.28, 77,236.62 and 16,435.72 is: 24,641.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,516.28 : 77,236.62 = 16,435.72 : x
  2. Step 2: Convert to fraction form
    51,516.28/77,236.62 = 16,435.72/x
  3. Step 3: Cross multiply
    51,516.28x = 77,236.62 × 16,435.72
  4. Step 4: Simplify right side
    51,516.28x = 1,269,439,460.07
  5. Step 5: Solve for x
    x = 1,269,439,460.07/51,516.28
  6. Step 6: Final answer
    x = 24,641.52

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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.