Home / 45,393.32-68,100.91-14,228.57

Finding the Fourth Proportional to 45,393.32, 68,100.91 and 14,228.57

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Solution

The fourth proportional to 45,393.32, 68,100.91 and 14,228.57 is: 21,346.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,393.32 : 68,100.91 = 14,228.57 : x
  2. Step 2: Convert to fraction form
    45,393.32/68,100.91 = 14,228.57/x
  3. Step 3: Cross multiply
    45,393.32x = 68,100.91 × 14,228.57
  4. Step 4: Simplify right side
    45,393.32x = 968,978,224.49
  5. Step 5: Solve for x
    x = 968,978,224.49/45,393.32
  6. Step 6: Final answer
    x = 21,346.28

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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.