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Finding the Fourth Proportional to 26,293.94, 39,445.71 and 8,762.10

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Solution

The fourth proportional to 26,293.94, 39,445.71 and 8,762.10 is: 13,144.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,293.94 : 39,445.71 = 8,762.10 : x
  2. Step 2: Convert to fraction form
    26,293.94/39,445.71 = 8,762.10/x
  3. Step 3: Cross multiply
    26,293.94x = 39,445.71 × 8,762.10
  4. Step 4: Simplify right side
    26,293.94x = 345,627,255.59
  5. Step 5: Solve for x
    x = 345,627,255.59/26,293.94
  6. Step 6: Final answer
    x = 13,144.75

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1.5x scale

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.