Home / 45,809.75-63,221.31-25,666.27

Finding the Fourth Proportional to 45,809.75, 63,221.31 and 25,666.27

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Solution

The fourth proportional to 45,809.75, 63,221.31 and 25,666.27 is: 35,421.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,809.75 : 63,221.31 = 25,666.27 : x
  2. Step 2: Convert to fraction form
    45,809.75/63,221.31 = 25,666.27/x
  3. Step 3: Cross multiply
    45,809.75x = 63,221.31 × 25,666.27
  4. Step 4: Simplify right side
    45,809.75x = 1,622,655,054.16
  5. Step 5: Solve for x
    x = 1,622,655,054.16/45,809.75
  6. Step 6: Final answer
    x = 35,421.61

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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.