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Finding the Fourth Proportional to 46,395.72, 69,603.06 and 19,741.68

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Solution

The fourth proportional to 46,395.72, 69,603.06 and 19,741.68 is: 29,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,395.72 : 69,603.06 = 19,741.68 : x
  2. Step 2: Convert to fraction form
    46,395.72/69,603.06 = 19,741.68/x
  3. Step 3: Cross multiply
    46,395.72x = 69,603.06 × 19,741.68
  4. Step 4: Simplify right side
    46,395.72x = 1,374,081,337.54
  5. Step 5: Solve for x
    x = 1,374,081,337.54/46,395.72
  6. Step 6: Final answer
    x = 29,616.55

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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.