Home / 14,013.36-21,028.32-5,692.74

Finding the Fourth Proportional to 14,013.36, 21,028.32 and 5,692.74

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Solution

The fourth proportional to 14,013.36, 21,028.32 and 5,692.74 is: 8,542.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.36 : 21,028.32 = 5,692.74 : x
  2. Step 2: Convert to fraction form
    14,013.36/21,028.32 = 5,692.74/x
  3. Step 3: Cross multiply
    14,013.36x = 21,028.32 × 5,692.74
  4. Step 4: Simplify right side
    14,013.36x = 119,708,758.40
  5. Step 5: Solve for x
    x = 119,708,758.40/14,013.36
  6. Step 6: Final answer
    x = 8,542.47

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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.