Home / 26,409.08-39,380.86-26,172.20

Finding the Fourth Proportional to 26,409.08, 39,380.86 and 26,172.20

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Solution

The fourth proportional to 26,409.08, 39,380.86 and 26,172.20 is: 39,027.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,409.08 : 39,380.86 = 26,172.20 : x
  2. Step 2: Convert to fraction form
    26,409.08/39,380.86 = 26,172.20/x
  3. Step 3: Cross multiply
    26,409.08x = 39,380.86 × 26,172.20
  4. Step 4: Simplify right side
    26,409.08x = 1,030,683,744.09
  5. Step 5: Solve for x
    x = 1,030,683,744.09/26,409.08
  6. Step 6: Final answer
    x = 39,027.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.