Home / 43,004.50-64,490.18-16,705.78

Finding the Fourth Proportional to 43,004.50, 64,490.18 and 16,705.78

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Solution

The fourth proportional to 43,004.50, 64,490.18 and 16,705.78 is: 25,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,004.50 : 64,490.18 = 16,705.78 : x
  2. Step 2: Convert to fraction form
    43,004.50/64,490.18 = 16,705.78/x
  3. Step 3: Cross multiply
    43,004.50x = 64,490.18 × 16,705.78
  4. Step 4: Simplify right side
    43,004.50x = 1,077,358,759.24
  5. Step 5: Solve for x
    x = 1,077,358,759.24/43,004.50
  6. Step 6: Final answer
    x = 25,052.23

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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.