Home / 34,263.48-47,276.46-21,683.64

Finding the Fourth Proportional to 34,263.48, 47,276.46 and 21,683.64

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Solution

The fourth proportional to 34,263.48, 47,276.46 and 21,683.64 is: 29,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,263.48 : 47,276.46 = 21,683.64 : x
  2. Step 2: Convert to fraction form
    34,263.48/47,276.46 = 21,683.64/x
  3. Step 3: Cross multiply
    34,263.48x = 47,276.46 × 21,683.64
  4. Step 4: Simplify right side
    34,263.48x = 1,025,125,739.11
  5. Step 5: Solve for x
    x = 1,025,125,739.11/34,263.48
  6. Step 6: Final answer
    x = 29,918.90

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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.