Home / 38,977.72-53,753.36-25,544.08

Finding the Fourth Proportional to 38,977.72, 53,753.36 and 25,544.08

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Solution

The fourth proportional to 38,977.72, 53,753.36 and 25,544.08 is: 35,227.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,977.72 : 53,753.36 = 25,544.08 : x
  2. Step 2: Convert to fraction form
    38,977.72/53,753.36 = 25,544.08/x
  3. Step 3: Cross multiply
    38,977.72x = 53,753.36 × 25,544.08
  4. Step 4: Simplify right side
    38,977.72x = 1,373,080,128.11
  5. Step 5: Solve for x
    x = 1,373,080,128.11/38,977.72
  6. Step 6: Final answer
    x = 35,227.31

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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.