Home / 14,954.19-20,637.03-8,239.76

Finding the Fourth Proportional to 14,954.19, 20,637.03 and 8,239.76

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Solution

The fourth proportional to 14,954.19, 20,637.03 and 8,239.76 is: 11,371.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,954.19 : 20,637.03 = 8,239.76 : x
  2. Step 2: Convert to fraction form
    14,954.19/20,637.03 = 8,239.76/x
  3. Step 3: Cross multiply
    14,954.19x = 20,637.03 × 8,239.76
  4. Step 4: Simplify right side
    14,954.19x = 170,044,174.31
  5. Step 5: Solve for x
    x = 170,044,174.31/14,954.19
  6. Step 6: Final answer
    x = 11,371.01

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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.