Home / 39,065.07-53,874.36-25,631.22

Finding the Fourth Proportional to 39,065.07, 53,874.36 and 25,631.22

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Solution

The fourth proportional to 39,065.07, 53,874.36 and 25,631.22 is: 35,347.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,065.07 : 53,874.36 = 25,631.22 : x
  2. Step 2: Convert to fraction form
    39,065.07/53,874.36 = 25,631.22/x
  3. Step 3: Cross multiply
    39,065.07x = 53,874.36 × 25,631.22
  4. Step 4: Simplify right side
    39,065.07x = 1,380,865,573.52
  5. Step 5: Solve for x
    x = 1,380,865,573.52/39,065.07
  6. Step 6: Final answer
    x = 35,347.83

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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.