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Finding the Fourth Proportional to 46,467.60, 69,701.40 and 16,886.40

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Solution

The fourth proportional to 46,467.60, 69,701.40 and 16,886.40 is: 25,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,467.60 : 69,701.40 = 16,886.40 : x
  2. Step 2: Convert to fraction form
    46,467.60/69,701.40 = 16,886.40/x
  3. Step 3: Cross multiply
    46,467.60x = 69,701.40 × 16,886.40
  4. Step 4: Simplify right side
    46,467.60x = 1,177,005,720.96
  5. Step 5: Solve for x
    x = 1,177,005,720.96/46,467.60
  6. Step 6: Final answer
    x = 25,329.60

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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.