Home / 45,976.18-68,969.70-16,398.22

Finding the Fourth Proportional to 45,976.18, 68,969.70 and 16,398.22

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Solution

The fourth proportional to 45,976.18, 68,969.70 and 16,398.22 is: 24,599.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,976.18 : 68,969.70 = 16,398.22 : x
  2. Step 2: Convert to fraction form
    45,976.18/68,969.70 = 16,398.22/x
  3. Step 3: Cross multiply
    45,976.18x = 68,969.70 × 16,398.22
  4. Step 4: Simplify right side
    45,976.18x = 1,130,980,313.93
  5. Step 5: Solve for x
    x = 1,130,980,313.93/45,976.18
  6. Step 6: Final answer
    x = 24,599.27

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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.