Home / 12,499.61-18,743.63-4,600.14

Finding the Fourth Proportional to 12,499.61, 18,743.63 and 4,600.14

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Solution

The fourth proportional to 12,499.61, 18,743.63 and 4,600.14 is: 6,898.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,499.61 : 18,743.63 = 4,600.14 : x
  2. Step 2: Convert to fraction form
    12,499.61/18,743.63 = 4,600.14/x
  3. Step 3: Cross multiply
    12,499.61x = 18,743.63 × 4,600.14
  4. Step 4: Simplify right side
    12,499.61x = 86,223,299.11
  5. Step 5: Solve for x
    x = 86,223,299.11/12,499.61
  6. Step 6: Final answer
    x = 6,898.08

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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.