Home / 12,530.55-18,795.59-5,035.83

Finding the Fourth Proportional to 12,530.55, 18,795.59 and 5,035.83

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Solution

The fourth proportional to 12,530.55, 18,795.59 and 5,035.83 is: 7,553.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530.55 : 18,795.59 = 5,035.83 : x
  2. Step 2: Convert to fraction form
    12,530.55/18,795.59 = 5,035.83/x
  3. Step 3: Cross multiply
    12,530.55x = 18,795.59 × 5,035.83
  4. Step 4: Simplify right side
    12,530.55x = 94,651,395.99
  5. Step 5: Solve for x
    x = 94,651,395.99/12,530.55
  6. Step 6: Final answer
    x = 7,553.65

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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.