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Finding the Fourth Proportional to 18,283.46, 27,426.16 and 5,804.46

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Solution

The fourth proportional to 18,283.46, 27,426.16 and 5,804.46 is: 8,707.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.46 : 27,426.16 = 5,804.46 : x
  2. Step 2: Convert to fraction form
    18,283.46/27,426.16 = 5,804.46/x
  3. Step 3: Cross multiply
    18,283.46x = 27,426.16 × 5,804.46
  4. Step 4: Simplify right side
    18,283.46x = 159,194,048.67
  5. Step 5: Solve for x
    x = 159,194,048.67/18,283.46
  6. Step 6: Final answer
    x = 8,707.00

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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.