Home / 21,495.36-32,230.61-8,332.35

Finding the Fourth Proportional to 21,495.36, 32,230.61 and 8,332.35

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Solution

The fourth proportional to 21,495.36, 32,230.61 and 8,332.35 is: 12,493.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495.36 : 32,230.61 = 8,332.35 : x
  2. Step 2: Convert to fraction form
    21,495.36/32,230.61 = 8,332.35/x
  3. Step 3: Cross multiply
    21,495.36x = 32,230.61 × 8,332.35
  4. Step 4: Simplify right side
    21,495.36x = 268,556,820.12
  5. Step 5: Solve for x
    x = 268,556,820.12/21,495.36
  6. Step 6: Final answer
    x = 12,493.71

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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.