Home / 38,080.48-52,551.76-21,313.44

Finding the Fourth Proportional to 38,080.48, 52,551.76 and 21,313.44

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Solution

The fourth proportional to 38,080.48, 52,551.76 and 21,313.44 is: 29,412.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080.48 : 52,551.76 = 21,313.44 : x
  2. Step 2: Convert to fraction form
    38,080.48/52,551.76 = 21,313.44/x
  3. Step 3: Cross multiply
    38,080.48x = 52,551.76 × 21,313.44
  4. Step 4: Simplify right side
    38,080.48x = 1,120,058,783.65
  5. Step 5: Solve for x
    x = 1,120,058,783.65/38,080.48
  6. Step 6: Final answer
    x = 29,412.94

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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.