Home / 21,898.01-32,847.20-9,417.17

Finding the Fourth Proportional to 21,898.01, 32,847.20 and 9,417.17

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Solution

The fourth proportional to 21,898.01, 32,847.20 and 9,417.17 is: 14,125.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,898.01 : 32,847.20 = 9,417.17 : x
  2. Step 2: Convert to fraction form
    21,898.01/32,847.20 = 9,417.17/x
  3. Step 3: Cross multiply
    21,898.01x = 32,847.20 × 9,417.17
  4. Step 4: Simplify right side
    21,898.01x = 309,327,619.34
  5. Step 5: Solve for x
    x = 309,327,619.34/21,898.01
  6. Step 6: Final answer
    x = 14,125.83

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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.