Home / 35,629.23-53,444.45-13,453.05

Finding the Fourth Proportional to 35,629.23, 53,444.45 and 13,453.05

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Solution

The fourth proportional to 35,629.23, 53,444.45 and 13,453.05 is: 20,179.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,629.23 : 53,444.45 = 13,453.05 : x
  2. Step 2: Convert to fraction form
    35,629.23/53,444.45 = 13,453.05/x
  3. Step 3: Cross multiply
    35,629.23x = 53,444.45 × 13,453.05
  4. Step 4: Simplify right side
    35,629.23x = 718,990,858.07
  5. Step 5: Solve for x
    x = 718,990,858.07/35,629.23
  6. Step 6: Final answer
    x = 20,179.80

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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.