Home / 35,404.09-48,859.91-19,489.51

Finding the Fourth Proportional to 35,404.09, 48,859.91 and 19,489.51

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Solution

The fourth proportional to 35,404.09, 48,859.91 and 19,489.51 is: 26,896.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,404.09 : 48,859.91 = 19,489.51 : x
  2. Step 2: Convert to fraction form
    35,404.09/48,859.91 = 19,489.51/x
  3. Step 3: Cross multiply
    35,404.09x = 48,859.91 × 19,489.51
  4. Step 4: Simplify right side
    35,404.09x = 952,255,741.26
  5. Step 5: Solve for x
    x = 952,255,741.26/35,404.09
  6. Step 6: Final answer
    x = 26,896.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.