Home / 53,491.32-80,193.24-20,192.45

Finding the Fourth Proportional to 53,491.32, 80,193.24 and 20,192.45

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Solution

The fourth proportional to 53,491.32, 80,193.24 and 20,192.45 is: 30,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,491.32 : 80,193.24 = 20,192.45 : x
  2. Step 2: Convert to fraction form
    53,491.32/80,193.24 = 20,192.45/x
  3. Step 3: Cross multiply
    53,491.32x = 80,193.24 × 20,192.45
  4. Step 4: Simplify right side
    53,491.32x = 1,619,297,588.07
  5. Step 5: Solve for x
    x = 1,619,297,588.07/53,491.32
  6. Step 6: Final answer
    x = 30,272.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.