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Finding the Fourth Proportional to 18,535.86, 27,804.63 and 6,056.65

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Solution

The fourth proportional to 18,535.86, 27,804.63 and 6,056.65 is: 9,085.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535.86 : 27,804.63 = 6,056.65 : x
  2. Step 2: Convert to fraction form
    18,535.86/27,804.63 = 6,056.65/x
  3. Step 3: Cross multiply
    18,535.86x = 27,804.63 × 6,056.65
  4. Step 4: Simplify right side
    18,535.86x = 168,402,912.29
  5. Step 5: Solve for x
    x = 168,402,912.29/18,535.86
  6. Step 6: Final answer
    x = 9,085.25

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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.