Home / 45,729.48-63,109.92-25,588.32

Finding the Fourth Proportional to 45,729.48, 63,109.92 and 25,588.32

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Solution

The fourth proportional to 45,729.48, 63,109.92 and 25,588.32 is: 35,313.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,729.48 : 63,109.92 = 25,588.32 : x
  2. Step 2: Convert to fraction form
    45,729.48/63,109.92 = 25,588.32/x
  3. Step 3: Cross multiply
    45,729.48x = 63,109.92 × 25,588.32
  4. Step 4: Simplify right side
    45,729.48x = 1,614,876,828.13
  5. Step 5: Solve for x
    x = 1,614,876,828.13/45,729.48
  6. Step 6: Final answer
    x = 35,313.69

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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.