Home / 29,812.59-44,720.25-21,086.46

Finding the Fourth Proportional to 29,812.59, 44,720.25 and 21,086.46

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Solution

The fourth proportional to 29,812.59, 44,720.25 and 21,086.46 is: 31,630.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,812.59 : 44,720.25 = 21,086.46 : x
  2. Step 2: Convert to fraction form
    29,812.59/44,720.25 = 21,086.46/x
  3. Step 3: Cross multiply
    29,812.59x = 44,720.25 × 21,086.46
  4. Step 4: Simplify right side
    29,812.59x = 942,991,762.82
  5. Step 5: Solve for x
    x = 942,991,762.82/29,812.59
  6. Step 6: Final answer
    x = 31,630.66

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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.