Home / 46,480.39-69,719.97-11,420.35

Finding the Fourth Proportional to 46,480.39, 69,719.97 and 11,420.35

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Solution

The fourth proportional to 46,480.39, 69,719.97 and 11,420.35 is: 17,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,480.39 : 69,719.97 = 11,420.35 : x
  2. Step 2: Convert to fraction form
    46,480.39/69,719.97 = 11,420.35/x
  3. Step 3: Cross multiply
    46,480.39x = 69,719.97 × 11,420.35
  4. Step 4: Simplify right side
    46,480.39x = 796,226,459.39
  5. Step 5: Solve for x
    x = 796,226,459.39/46,480.39
  6. Step 6: Final answer
    x = 17,130.37

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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.