Home / 10,651.38-16,034.60-9,579.75

Finding the Fourth Proportional to 10,651.38, 16,034.60 and 9,579.75

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Solution

The fourth proportional to 10,651.38, 16,034.60 and 9,579.75 is: 14,421.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651.38 : 16,034.60 = 9,579.75 : x
  2. Step 2: Convert to fraction form
    10,651.38/16,034.60 = 9,579.75/x
  3. Step 3: Cross multiply
    10,651.38x = 16,034.60 × 9,579.75
  4. Step 4: Simplify right side
    10,651.38x = 153,607,411.45
  5. Step 5: Solve for x
    x = 153,607,411.45/10,651.38
  6. Step 6: Final answer
    x = 14,421.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.