Home / 26,142.04-39,219.66-7,674.04

Finding the Fourth Proportional to 26,142.04, 39,219.66 and 7,674.04

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Solution

The fourth proportional to 26,142.04, 39,219.66 and 7,674.04 is: 11,513.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142.04 : 39,219.66 = 7,674.04 : x
  2. Step 2: Convert to fraction form
    26,142.04/39,219.66 = 7,674.04/x
  3. Step 3: Cross multiply
    26,142.04x = 39,219.66 × 7,674.04
  4. Step 4: Simplify right side
    26,142.04x = 300,973,239.63
  5. Step 5: Solve for x
    x = 300,973,239.63/26,142.04
  6. Step 6: Final answer
    x = 11,513.00

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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.