Home / 47,561.78-65,637.05-27,147.16

Finding the Fourth Proportional to 47,561.78, 65,637.05 and 27,147.16

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Solution

The fourth proportional to 47,561.78, 65,637.05 and 27,147.16 is: 37,464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,561.78 : 65,637.05 = 27,147.16 : x
  2. Step 2: Convert to fraction form
    47,561.78/65,637.05 = 27,147.16/x
  3. Step 3: Cross multiply
    47,561.78x = 65,637.05 × 27,147.16
  4. Step 4: Simplify right side
    47,561.78x = 1,781,859,498.28
  5. Step 5: Solve for x
    x = 1,781,859,498.28/47,561.78
  6. Step 6: Final answer
    x = 37,464.10

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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.