Home / 49,683.12-68,572.44-28,476.60

Finding the Fourth Proportional to 49,683.12, 68,572.44 and 28,476.60

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Solution

The fourth proportional to 49,683.12, 68,572.44 and 28,476.60 is: 39,303.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,683.12 : 68,572.44 = 28,476.60 : x
  2. Step 2: Convert to fraction form
    49,683.12/68,572.44 = 28,476.60/x
  3. Step 3: Cross multiply
    49,683.12x = 68,572.44 × 28,476.60
  4. Step 4: Simplify right side
    49,683.12x = 1,952,709,944.90
  5. Step 5: Solve for x
    x = 1,952,709,944.90/49,683.12
  6. Step 6: Final answer
    x = 39,303.29

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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.