Home / 53,665.84-80,498.80-18,605.52

Finding the Fourth Proportional to 53,665.84, 80,498.80 and 18,605.52

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Solution

The fourth proportional to 53,665.84, 80,498.80 and 18,605.52 is: 27,908.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,665.84 : 80,498.80 = 18,605.52 : x
  2. Step 2: Convert to fraction form
    53,665.84/80,498.80 = 18,605.52/x
  3. Step 3: Cross multiply
    53,665.84x = 80,498.80 × 18,605.52
  4. Step 4: Simplify right side
    53,665.84x = 1,497,722,033.38
  5. Step 5: Solve for x
    x = 1,497,722,033.38/53,665.84
  6. Step 6: Final answer
    x = 27,908.29

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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.