Home / 27,027.36-40,475.16-15,305.04

Finding the Fourth Proportional to 27,027.36, 40,475.16 and 15,305.04

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Solution

The fourth proportional to 27,027.36, 40,475.16 and 15,305.04 is: 22,920.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,027.36 : 40,475.16 = 15,305.04 : x
  2. Step 2: Convert to fraction form
    27,027.36/40,475.16 = 15,305.04/x
  3. Step 3: Cross multiply
    27,027.36x = 40,475.16 × 15,305.04
  4. Step 4: Simplify right side
    27,027.36x = 619,473,942.81
  5. Step 5: Solve for x
    x = 619,473,942.81/27,027.36
  6. Step 6: Final answer
    x = 22,920.25

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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.