Home / 27,165.36-40,638.96-23,507.40

Finding the Fourth Proportional to 27,165.36, 40,638.96 and 23,507.40

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Solution

The fourth proportional to 27,165.36, 40,638.96 and 23,507.40 is: 35,166.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,165.36 : 40,638.96 = 23,507.40 : x
  2. Step 2: Convert to fraction form
    27,165.36/40,638.96 = 23,507.40/x
  3. Step 3: Cross multiply
    27,165.36x = 40,638.96 × 23,507.40
  4. Step 4: Simplify right side
    27,165.36x = 955,316,288.30
  5. Step 5: Solve for x
    x = 955,316,288.30/27,165.36
  6. Step 6: Final answer
    x = 35,166.71

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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.