Home / 27,557.76-38,030.34-14,982.51

Finding the Fourth Proportional to 27,557.76, 38,030.34 and 14,982.51

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Solution

The fourth proportional to 27,557.76, 38,030.34 and 14,982.51 is: 20,676.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,557.76 : 38,030.34 = 14,982.51 : x
  2. Step 2: Convert to fraction form
    27,557.76/38,030.34 = 14,982.51/x
  3. Step 3: Cross multiply
    27,557.76x = 38,030.34 × 14,982.51
  4. Step 4: Simplify right side
    27,557.76x = 569,789,949.35
  5. Step 5: Solve for x
    x = 569,789,949.35/27,557.76
  6. Step 6: Final answer
    x = 20,676.21

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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.