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Finding the Fourth Proportional to 46,465.92, 69,698.88 and 16,878.24

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Solution

The fourth proportional to 46,465.92, 69,698.88 and 16,878.24 is: 25,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,465.92 : 69,698.88 = 16,878.24 : x
  2. Step 2: Convert to fraction form
    46,465.92/69,698.88 = 16,878.24/x
  3. Step 3: Cross multiply
    46,465.92x = 69,698.88 × 16,878.24
  4. Step 4: Simplify right side
    46,465.92x = 1,176,394,424.37
  5. Step 5: Solve for x
    x = 1,176,394,424.37/46,465.92
  6. Step 6: Final answer
    x = 25,317.36

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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.