Home / 21,458.96-32,195.06-9,622.70

Finding the Fourth Proportional to 21,458.96, 32,195.06 and 9,622.70

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Solution

The fourth proportional to 21,458.96, 32,195.06 and 9,622.70 is: 14,437.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,458.96 : 32,195.06 = 9,622.70 : x
  2. Step 2: Convert to fraction form
    21,458.96/32,195.06 = 9,622.70/x
  3. Step 3: Cross multiply
    21,458.96x = 32,195.06 × 9,622.70
  4. Step 4: Simplify right side
    21,458.96x = 309,803,403.86
  5. Step 5: Solve for x
    x = 309,803,403.86/21,458.96
  6. Step 6: Final answer
    x = 14,437.02

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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.