Home / 53,463.36-80,195.20-18,402.56

Finding the Fourth Proportional to 53,463.36, 80,195.20 and 18,402.56

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Solution

The fourth proportional to 53,463.36, 80,195.20 and 18,402.56 is: 27,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,463.36 : 80,195.20 = 18,402.56 : x
  2. Step 2: Convert to fraction form
    53,463.36/80,195.20 = 18,402.56/x
  3. Step 3: Cross multiply
    53,463.36x = 80,195.20 × 18,402.56
  4. Step 4: Simplify right side
    53,463.36x = 1,475,796,979.71
  5. Step 5: Solve for x
    x = 1,475,796,979.71/53,463.36
  6. Step 6: Final answer
    x = 27,603.90

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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.