Home / 18,039.02-27,058.54-11,838.26

Finding the Fourth Proportional to 18,039.02, 27,058.54 and 11,838.26

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Solution

The fourth proportional to 18,039.02, 27,058.54 and 11,838.26 is: 17,757.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039.02 : 27,058.54 = 11,838.26 : x
  2. Step 2: Convert to fraction form
    18,039.02/27,058.54 = 11,838.26/x
  3. Step 3: Cross multiply
    18,039.02x = 27,058.54 × 11,838.26
  4. Step 4: Simplify right side
    18,039.02x = 320,326,031.74
  5. Step 5: Solve for x
    x = 320,326,031.74/18,039.02
  6. Step 6: Final answer
    x = 17,757.40

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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.