Home / 35,457.63-53,195.67-13,272.72

Finding the Fourth Proportional to 35,457.63, 53,195.67 and 13,272.72

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Solution

The fourth proportional to 35,457.63, 53,195.67 and 13,272.72 is: 19,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,457.63 : 53,195.67 = 13,272.72 : x
  2. Step 2: Convert to fraction form
    35,457.63/53,195.67 = 13,272.72/x
  3. Step 3: Cross multiply
    35,457.63x = 53,195.67 × 13,272.72
  4. Step 4: Simplify right side
    35,457.63x = 706,051,233.12
  5. Step 5: Solve for x
    x = 706,051,233.12/35,457.63
  6. Step 6: Final answer
    x = 19,912.53

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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.