Home / 43,792.48-65,631.61-20,091.47

Finding the Fourth Proportional to 43,792.48, 65,631.61 and 20,091.47

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Solution

The fourth proportional to 43,792.48, 65,631.61 and 20,091.47 is: 30,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,792.48 : 65,631.61 = 20,091.47 : x
  2. Step 2: Convert to fraction form
    43,792.48/65,631.61 = 20,091.47/x
  3. Step 3: Cross multiply
    43,792.48x = 65,631.61 × 20,091.47
  4. Step 4: Simplify right side
    43,792.48x = 1,318,635,637.22
  5. Step 5: Solve for x
    x = 1,318,635,637.22/43,792.48
  6. Step 6: Final answer
    x = 30,111.01

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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.