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Finding the Fourth Proportional to 18,447.07, 27,670.71 and 4,596.07

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Solution

The fourth proportional to 18,447.07, 27,670.71 and 4,596.07 is: 6,894.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447.07 : 27,670.71 = 4,596.07 : x
  2. Step 2: Convert to fraction form
    18,447.07/27,670.71 = 4,596.07/x
  3. Step 3: Cross multiply
    18,447.07x = 27,670.71 × 4,596.07
  4. Step 4: Simplify right side
    18,447.07x = 127,176,520.11
  5. Step 5: Solve for x
    x = 127,176,520.11/18,447.07
  6. Step 6: Final answer
    x = 6,894.13

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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.