Home / 21,341.62-32,028.77-9,663.04

Finding the Fourth Proportional to 21,341.62, 32,028.77 and 9,663.04

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Solution

The fourth proportional to 21,341.62, 32,028.77 and 9,663.04 is: 14,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,341.62 : 32,028.77 = 9,663.04 : x
  2. Step 2: Convert to fraction form
    21,341.62/32,028.77 = 9,663.04/x
  3. Step 3: Cross multiply
    21,341.62x = 32,028.77 × 9,663.04
  4. Step 4: Simplify right side
    21,341.62x = 309,495,237.35
  5. Step 5: Solve for x
    x = 309,495,237.35/21,341.62
  6. Step 6: Final answer
    x = 14,501.96

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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.