Home / 44,712.50-66,966.69-21,355.34

Finding the Fourth Proportional to 44,712.50, 66,966.69 and 21,355.34

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Solution

The fourth proportional to 44,712.50, 66,966.69 and 21,355.34 is: 31,984.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,712.50 : 66,966.69 = 21,355.34 : x
  2. Step 2: Convert to fraction form
    44,712.50/66,966.69 = 21,355.34/x
  3. Step 3: Cross multiply
    44,712.50x = 66,966.69 × 21,355.34
  4. Step 4: Simplify right side
    44,712.50x = 1,430,096,433.62
  5. Step 5: Solve for x
    x = 1,430,096,433.62/44,712.50
  6. Step 6: Final answer
    x = 31,984.26

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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.