Home / 12,035.04-18,045.28-5,006.56

Finding the Fourth Proportional to 12,035.04, 18,045.28 and 5,006.56

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Solution

The fourth proportional to 12,035.04, 18,045.28 and 5,006.56 is: 7,506.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035.04 : 18,045.28 = 5,006.56 : x
  2. Step 2: Convert to fraction form
    12,035.04/18,045.28 = 5,006.56/x
  3. Step 3: Cross multiply
    12,035.04x = 18,045.28 × 5,006.56
  4. Step 4: Simplify right side
    12,035.04x = 90,344,777.04
  5. Step 5: Solve for x
    x = 90,344,777.04/12,035.04
  6. Step 6: Final answer
    x = 7,506.81

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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.