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Finding the Fourth Proportional to 46,344.60, 69,516.90 and 28,848.60

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Solution

The fourth proportional to 46,344.60, 69,516.90 and 28,848.60 is: 43,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,344.60 : 69,516.90 = 28,848.60 : x
  2. Step 2: Convert to fraction form
    46,344.60/69,516.90 = 28,848.60/x
  3. Step 3: Cross multiply
    46,344.60x = 69,516.90 × 28,848.60
  4. Step 4: Simplify right side
    46,344.60x = 2,005,465,241.34
  5. Step 5: Solve for x
    x = 2,005,465,241.34/46,344.60
  6. Step 6: Final answer
    x = 43,272.90

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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.