Home / 45,457.09-68,196.36-14,292.34

Finding the Fourth Proportional to 45,457.09, 68,196.36 and 14,292.34

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Solution

The fourth proportional to 45,457.09, 68,196.36 and 14,292.34 is: 21,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,457.09 : 68,196.36 = 14,292.34 : x
  2. Step 2: Convert to fraction form
    45,457.09/68,196.36 = 14,292.34/x
  3. Step 3: Cross multiply
    45,457.09x = 68,196.36 × 14,292.34
  4. Step 4: Simplify right side
    45,457.09x = 974,685,563.88
  5. Step 5: Solve for x
    x = 974,685,563.88/45,457.09
  6. Step 6: Final answer
    x = 21,441.88

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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.