Home / 53,351.64-80,039.61-18,289.17

Finding the Fourth Proportional to 53,351.64, 80,039.61 and 18,289.17

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Solution

The fourth proportional to 53,351.64, 80,039.61 and 18,289.17 is: 27,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,351.64 : 80,039.61 = 18,289.17 : x
  2. Step 2: Convert to fraction form
    53,351.64/80,039.61 = 18,289.17/x
  3. Step 3: Cross multiply
    53,351.64x = 80,039.61 × 18,289.17
  4. Step 4: Simplify right side
    53,351.64x = 1,463,858,034.02
  5. Step 5: Solve for x
    x = 1,463,858,034.02/53,351.64
  6. Step 6: Final answer
    x = 27,437.92

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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.