Home / 18,095.52-27,143.62-5,615.95

Finding the Fourth Proportional to 18,095.52, 27,143.62 and 5,615.95

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Solution

The fourth proportional to 18,095.52, 27,143.62 and 5,615.95 is: 8,424.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095.52 : 27,143.62 = 5,615.95 : x
  2. Step 2: Convert to fraction form
    18,095.52/27,143.62 = 5,615.95/x
  3. Step 3: Cross multiply
    18,095.52x = 27,143.62 × 5,615.95
  4. Step 4: Simplify right side
    18,095.52x = 152,437,212.74
  5. Step 5: Solve for x
    x = 152,437,212.74/18,095.52
  6. Step 6: Final answer
    x = 8,424.03

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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.