Home / 14,991.03-22,484.41-5,128.87

Finding the Fourth Proportional to 14,991.03, 22,484.41 and 5,128.87

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Solution

The fourth proportional to 14,991.03, 22,484.41 and 5,128.87 is: 7,692.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,991.03 : 22,484.41 = 5,128.87 : x
  2. Step 2: Convert to fraction form
    14,991.03/22,484.41 = 5,128.87/x
  3. Step 3: Cross multiply
    14,991.03x = 22,484.41 × 5,128.87
  4. Step 4: Simplify right side
    14,991.03x = 115,319,615.92
  5. Step 5: Solve for x
    x = 115,319,615.92/14,991.03
  6. Step 6: Final answer
    x = 7,692.57

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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.