Home / 47,577.72-65,664.24-27,430.65

Finding the Fourth Proportional to 47,577.72, 65,664.24 and 27,430.65

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Solution

The fourth proportional to 47,577.72, 65,664.24 and 27,430.65 is: 37,858.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,577.72 : 65,664.24 = 27,430.65 : x
  2. Step 2: Convert to fraction form
    47,577.72/65,664.24 = 27,430.65/x
  3. Step 3: Cross multiply
    47,577.72x = 65,664.24 × 27,430.65
  4. Step 4: Simplify right side
    47,577.72x = 1,801,213,031.20
  5. Step 5: Solve for x
    x = 1,801,213,031.20/47,577.72
  6. Step 6: Final answer
    x = 37,858.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.