Home / 35,344.40-53,047.38-18,716.36

Finding the Fourth Proportional to 35,344.40, 53,047.38 and 18,716.36

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Solution

The fourth proportional to 35,344.40, 53,047.38 and 18,716.36 is: 28,090.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,344.40 : 53,047.38 = 18,716.36 : x
  2. Step 2: Convert to fraction form
    35,344.40/53,047.38 = 18,716.36/x
  3. Step 3: Cross multiply
    35,344.40x = 53,047.38 × 18,716.36
  4. Step 4: Simplify right side
    35,344.40x = 992,853,861.14
  5. Step 5: Solve for x
    x = 992,853,861.14/35,344.40
  6. Step 6: Final answer
    x = 28,090.84

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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.