Home / 19,650.09-29,457.35-7,167.19

Finding the Fourth Proportional to 19,650.09, 29,457.35 and 7,167.19

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Solution

The fourth proportional to 19,650.09, 29,457.35 and 7,167.19 is: 10,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,650.09 : 29,457.35 = 7,167.19 : x
  2. Step 2: Convert to fraction form
    19,650.09/29,457.35 = 7,167.19/x
  3. Step 3: Cross multiply
    19,650.09x = 29,457.35 × 7,167.19
  4. Step 4: Simplify right side
    19,650.09x = 211,126,277.06
  5. Step 5: Solve for x
    x = 211,126,277.06/19,650.09
  6. Step 6: Final answer
    x = 10,744.29

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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.