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Finding the Fourth Proportional to 45,241.04, 67,860.54 and 15,657.08

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Solution

The fourth proportional to 45,241.04, 67,860.54 and 15,657.08 is: 23,485.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,241.04 : 67,860.54 = 15,657.08 : x
  2. Step 2: Convert to fraction form
    45,241.04/67,860.54 = 15,657.08/x
  3. Step 3: Cross multiply
    45,241.04x = 67,860.54 × 15,657.08
  4. Step 4: Simplify right side
    45,241.04x = 1,062,497,903.62
  5. Step 5: Solve for x
    x = 1,062,497,903.62/45,241.04
  6. Step 6: Final answer
    x = 23,485.27

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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.