Home / 18,953.04-28,426.56-6,473.04

Finding the Fourth Proportional to 18,953.04, 28,426.56 and 6,473.04

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Solution

The fourth proportional to 18,953.04, 28,426.56 and 6,473.04 is: 9,708.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953.04 : 28,426.56 = 6,473.04 : x
  2. Step 2: Convert to fraction form
    18,953.04/28,426.56 = 6,473.04/x
  3. Step 3: Cross multiply
    18,953.04x = 28,426.56 × 6,473.04
  4. Step 4: Simplify right side
    18,953.04x = 184,006,259.94
  5. Step 5: Solve for x
    x = 184,006,259.94/18,953.04
  6. Step 6: Final answer
    x = 9,708.54

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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.