Home / 39,431.18-59,079.94-23,816

Finding the Fourth Proportional to 39,431.18, 59,079.94 and 23,816

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Solution

The fourth proportional to 39,431.18, 59,079.94 and 23,816 is: 35,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,431.18 : 59,079.94 = 23,816 : x
  2. Step 2: Convert to fraction form
    39,431.18/59,079.94 = 23,816/x
  3. Step 3: Cross multiply
    39,431.18x = 59,079.94 × 23,816
  4. Step 4: Simplify right side
    39,431.18x = 1,407,047,851.04
  5. Step 5: Solve for x
    x = 1,407,047,851.04/39,431.18
  6. Step 6: Final answer
    x = 35,683.64

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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.