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Finding the Fourth Proportional to 51,683.44, 71,289.78 and 35,543.44

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Solution

The fourth proportional to 51,683.44, 71,289.78 and 35,543.44 is: 49,027.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,683.44 : 71,289.78 = 35,543.44 : x
  2. Step 2: Convert to fraction form
    51,683.44/71,289.78 = 35,543.44/x
  3. Step 3: Cross multiply
    51,683.44x = 71,289.78 × 35,543.44
  4. Step 4: Simplify right side
    51,683.44x = 2,533,884,018.04
  5. Step 5: Solve for x
    x = 2,533,884,018.04/51,683.44
  6. Step 6: Final answer
    x = 49,027.00

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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.