Home / 50,387.16-69,532.38-28,032.60

Finding the Fourth Proportional to 50,387.16, 69,532.38 and 28,032.60

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Solution

The fourth proportional to 50,387.16, 69,532.38 and 28,032.60 is: 38,683.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,387.16 : 69,532.38 = 28,032.60 : x
  2. Step 2: Convert to fraction form
    50,387.16/69,532.38 = 28,032.60/x
  3. Step 3: Cross multiply
    50,387.16x = 69,532.38 × 28,032.60
  4. Step 4: Simplify right side
    50,387.16x = 1,949,173,395.59
  5. Step 5: Solve for x
    x = 1,949,173,395.59/50,387.16
  6. Step 6: Final answer
    x = 38,683.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.