Home / 35,659.88-53,476.86-18,145.16

Finding the Fourth Proportional to 35,659.88, 53,476.86 and 18,145.16

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Solution

The fourth proportional to 35,659.88, 53,476.86 and 18,145.16 is: 27,211.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,659.88 : 53,476.86 = 18,145.16 : x
  2. Step 2: Convert to fraction form
    35,659.88/53,476.86 = 18,145.16/x
  3. Step 3: Cross multiply
    35,659.88x = 53,476.86 × 18,145.16
  4. Step 4: Simplify right side
    35,659.88x = 970,346,181.00
  5. Step 5: Solve for x
    x = 970,346,181.00/35,659.88
  6. Step 6: Final answer
    x = 27,211.15

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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.