Home / 21,742.05-32,626.80-9,262.08

Finding the Fourth Proportional to 21,742.05, 32,626.80 and 9,262.08

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Solution

The fourth proportional to 21,742.05, 32,626.80 and 9,262.08 is: 13,898.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,742.05 : 32,626.80 = 9,262.08 : x
  2. Step 2: Convert to fraction form
    21,742.05/32,626.80 = 9,262.08/x
  3. Step 3: Cross multiply
    21,742.05x = 32,626.80 × 9,262.08
  4. Step 4: Simplify right side
    21,742.05x = 302,192,031.74
  5. Step 5: Solve for x
    x = 302,192,031.74/21,742.05
  6. Step 6: Final answer
    x = 13,898.97

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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.