Home / 26,129.60-39,168.80-23,364.80

Finding the Fourth Proportional to 26,129.60, 39,168.80 and 23,364.80

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Solution

The fourth proportional to 26,129.60, 39,168.80 and 23,364.80 is: 35,024.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,129.60 : 39,168.80 = 23,364.80 : x
  2. Step 2: Convert to fraction form
    26,129.60/39,168.80 = 23,364.80/x
  3. Step 3: Cross multiply
    26,129.60x = 39,168.80 × 23,364.80
  4. Step 4: Simplify right side
    26,129.60x = 915,171,178.24
  5. Step 5: Solve for x
    x = 915,171,178.24/26,129.60
  6. Step 6: Final answer
    x = 35,024.31

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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.