Home / 53,343.62-80,025.14-18,275.48

Finding the Fourth Proportional to 53,343.62, 80,025.14 and 18,275.48

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Solution

The fourth proportional to 53,343.62, 80,025.14 and 18,275.48 is: 27,416.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,343.62 : 80,025.14 = 18,275.48 : x
  2. Step 2: Convert to fraction form
    53,343.62/80,025.14 = 18,275.48/x
  3. Step 3: Cross multiply
    53,343.62x = 80,025.14 × 18,275.48
  4. Step 4: Simplify right side
    53,343.62x = 1,462,497,491.13
  5. Step 5: Solve for x
    x = 1,462,497,491.13/53,343.62
  6. Step 6: Final answer
    x = 27,416.54

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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.