Home / 10,358.35-14,367.76-9,984.75

Finding the Fourth Proportional to 10,358.35, 14,367.76 and 9,984.75

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Solution

The fourth proportional to 10,358.35, 14,367.76 and 9,984.75 is: 13,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.35 : 14,367.76 = 9,984.75 : x
  2. Step 2: Convert to fraction form
    10,358.35/14,367.76 = 9,984.75/x
  3. Step 3: Cross multiply
    10,358.35x = 14,367.76 × 9,984.75
  4. Step 4: Simplify right side
    10,358.35x = 143,458,491.66
  5. Step 5: Solve for x
    x = 143,458,491.66/10,358.35
  6. Step 6: Final answer
    x = 13,849.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.