Home / 27,557.26-38,028.81-14,982.10

Finding the Fourth Proportional to 27,557.26, 38,028.81 and 14,982.10

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Solution

The fourth proportional to 27,557.26, 38,028.81 and 14,982.10 is: 20,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,557.26 : 38,028.81 = 14,982.10 : x
  2. Step 2: Convert to fraction form
    27,557.26/38,028.81 = 14,982.10/x
  3. Step 3: Cross multiply
    27,557.26x = 38,028.81 × 14,982.10
  4. Step 4: Simplify right side
    27,557.26x = 569,751,434.30
  5. Step 5: Solve for x
    x = 569,751,434.30/27,557.26
  6. Step 6: Final answer
    x = 20,675.18

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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.