Home / 27,946.09-38,548.74-17,192.80

Finding the Fourth Proportional to 27,946.09, 38,548.74 and 17,192.80

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Solution

The fourth proportional to 27,946.09, 38,548.74 and 17,192.80 is: 23,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,946.09 : 38,548.74 = 17,192.80 : x
  2. Step 2: Convert to fraction form
    27,946.09/38,548.74 = 17,192.80/x
  3. Step 3: Cross multiply
    27,946.09x = 38,548.74 × 17,192.80
  4. Step 4: Simplify right side
    27,946.09x = 662,760,777.07
  5. Step 5: Solve for x
    x = 662,760,777.07/27,946.09
  6. Step 6: Final answer
    x = 23,715.69

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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.