Home / 25,516.77-38,276.01-8,876.94

Finding the Fourth Proportional to 25,516.77, 38,276.01 and 8,876.94

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Solution

The fourth proportional to 25,516.77, 38,276.01 and 8,876.94 is: 13,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.77 : 38,276.01 = 8,876.94 : x
  2. Step 2: Convert to fraction form
    25,516.77/38,276.01 = 8,876.94/x
  3. Step 3: Cross multiply
    25,516.77x = 38,276.01 × 8,876.94
  4. Step 4: Simplify right side
    25,516.77x = 339,773,844.21
  5. Step 5: Solve for x
    x = 339,773,844.21/25,516.77
  6. Step 6: Final answer
    x = 13,315.71

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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.