Home / 35,659.10-53,441.37-18,983.22

Finding the Fourth Proportional to 35,659.10, 53,441.37 and 18,983.22

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Solution

The fourth proportional to 35,659.10, 53,441.37 and 18,983.22 is: 28,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,659.10 : 53,441.37 = 18,983.22 : x
  2. Step 2: Convert to fraction form
    35,659.10/53,441.37 = 18,983.22/x
  3. Step 3: Cross multiply
    35,659.10x = 53,441.37 × 18,983.22
  4. Step 4: Simplify right side
    35,659.10x = 1,014,489,283.81
  5. Step 5: Solve for x
    x = 1,014,489,283.81/35,659.10
  6. Step 6: Final answer
    x = 28,449.66

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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.