Home / 26,033.12-39,056.36-7,313.20

Finding the Fourth Proportional to 26,033.12, 39,056.36 and 7,313.20

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Solution

The fourth proportional to 26,033.12, 39,056.36 and 7,313.20 is: 10,971.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,033.12 : 39,056.36 = 7,313.20 : x
  2. Step 2: Convert to fraction form
    26,033.12/39,056.36 = 7,313.20/x
  3. Step 3: Cross multiply
    26,033.12x = 39,056.36 × 7,313.20
  4. Step 4: Simplify right side
    26,033.12x = 285,626,971.95
  5. Step 5: Solve for x
    x = 285,626,971.95/26,033.12
  6. Step 6: Final answer
    x = 10,971.68

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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.