Home / 47,805.03-71,706.93-21,491.18

Finding the Fourth Proportional to 47,805.03, 71,706.93 and 21,491.18

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Solution

The fourth proportional to 47,805.03, 71,706.93 and 21,491.18 is: 32,236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,805.03 : 71,706.93 = 21,491.18 : x
  2. Step 2: Convert to fraction form
    47,805.03/71,706.93 = 21,491.18/x
  3. Step 3: Cross multiply
    47,805.03x = 71,706.93 × 21,491.18
  4. Step 4: Simplify right side
    47,805.03x = 1,541,066,181.34
  5. Step 5: Solve for x
    x = 1,541,066,181.34/47,805.03
  6. Step 6: Final answer
    x = 32,236.49

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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.