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Finding the Fourth Proportional to 45,606.40, 68,409.60 and 16,014.40

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Solution

The fourth proportional to 45,606.40, 68,409.60 and 16,014.40 is: 24,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,606.40 : 68,409.60 = 16,014.40 : x
  2. Step 2: Convert to fraction form
    45,606.40/68,409.60 = 16,014.40/x
  3. Step 3: Cross multiply
    45,606.40x = 68,409.60 × 16,014.40
  4. Step 4: Simplify right side
    45,606.40x = 1,095,538,698.24
  5. Step 5: Solve for x
    x = 1,095,538,698.24/45,606.40
  6. Step 6: Final answer
    x = 24,021.60

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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.