Home / 27,456.72-37,876.32-17,368.16

Finding the Fourth Proportional to 27,456.72, 37,876.32 and 17,368.16

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Solution

The fourth proportional to 27,456.72, 37,876.32 and 17,368.16 is: 23,959.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456.72 : 37,876.32 = 17,368.16 : x
  2. Step 2: Convert to fraction form
    27,456.72/37,876.32 = 17,368.16/x
  3. Step 3: Cross multiply
    27,456.72x = 37,876.32 × 17,368.16
  4. Step 4: Simplify right side
    27,456.72x = 657,841,985.97
  5. Step 5: Solve for x
    x = 657,841,985.97/27,456.72
  6. Step 6: Final answer
    x = 23,959.23

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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.