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Finding the Fourth Proportional to 45,925.80, 68,907.90 and 14,770.60

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Solution

The fourth proportional to 45,925.80, 68,907.90 and 14,770.60 is: 22,162.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,925.80 : 68,907.90 = 14,770.60 : x
  2. Step 2: Convert to fraction form
    45,925.80/68,907.90 = 14,770.60/x
  3. Step 3: Cross multiply
    45,925.80x = 68,907.90 × 14,770.60
  4. Step 4: Simplify right side
    45,925.80x = 1,017,811,027.74
  5. Step 5: Solve for x
    x = 1,017,811,027.74/45,925.80
  6. Step 6: Final answer
    x = 22,162.08

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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.