Home / 45,563.28-68,334.12-14,398.80

Finding the Fourth Proportional to 45,563.28, 68,334.12 and 14,398.80

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Solution

The fourth proportional to 45,563.28, 68,334.12 and 14,398.80 is: 21,594.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,563.28 : 68,334.12 = 14,398.80 : x
  2. Step 2: Convert to fraction form
    45,563.28/68,334.12 = 14,398.80/x
  3. Step 3: Cross multiply
    45,563.28x = 68,334.12 × 14,398.80
  4. Step 4: Simplify right side
    45,563.28x = 983,929,327.06
  5. Step 5: Solve for x
    x = 983,929,327.06/45,563.28
  6. Step 6: Final answer
    x = 21,594.79

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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.