Home / 18,673.04-28,011.08-6,192.56

Finding the Fourth Proportional to 18,673.04, 28,011.08 and 6,192.56

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Solution

The fourth proportional to 18,673.04, 28,011.08 and 6,192.56 is: 9,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,673.04 : 28,011.08 = 6,192.56 : x
  2. Step 2: Convert to fraction form
    18,673.04/28,011.08 = 6,192.56/x
  3. Step 3: Cross multiply
    18,673.04x = 28,011.08 × 6,192.56
  4. Step 4: Simplify right side
    18,673.04x = 173,460,293.56
  5. Step 5: Solve for x
    x = 173,460,293.56/18,673.04
  6. Step 6: Final answer
    x = 9,289.34

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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.