Home / 53,136.49-79,716.44-17,608.84

Finding the Fourth Proportional to 53,136.49, 79,716.44 and 17,608.84

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Solution

The fourth proportional to 53,136.49, 79,716.44 and 17,608.84 is: 26,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,136.49 : 79,716.44 = 17,608.84 : x
  2. Step 2: Convert to fraction form
    53,136.49/79,716.44 = 17,608.84/x
  3. Step 3: Cross multiply
    53,136.49x = 79,716.44 × 17,608.84
  4. Step 4: Simplify right side
    53,136.49x = 1,403,714,037.33
  5. Step 5: Solve for x
    x = 1,403,714,037.33/53,136.49
  6. Step 6: Final answer
    x = 26,417.14

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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.