Home / 53,344.12-80,025.92-18,287.32

Finding the Fourth Proportional to 53,344.12, 80,025.92 and 18,287.32

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Solution

The fourth proportional to 53,344.12, 80,025.92 and 18,287.32 is: 27,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,344.12 : 80,025.92 = 18,287.32 : x
  2. Step 2: Convert to fraction form
    53,344.12/80,025.92 = 18,287.32/x
  3. Step 3: Cross multiply
    53,344.12x = 80,025.92 × 18,287.32
  4. Step 4: Simplify right side
    53,344.12x = 1,463,459,607.33
  5. Step 5: Solve for x
    x = 1,463,459,607.33/53,344.12
  6. Step 6: Final answer
    x = 27,434.32

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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.