Home / 14,013.48-21,021.70-5,692.25

Finding the Fourth Proportional to 14,013.48, 21,021.70 and 5,692.25

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Solution

The fourth proportional to 14,013.48, 21,021.70 and 5,692.25 is: 8,538.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.48 : 21,021.70 = 5,692.25 : x
  2. Step 2: Convert to fraction form
    14,013.48/21,021.70 = 5,692.25/x
  3. Step 3: Cross multiply
    14,013.48x = 21,021.70 × 5,692.25
  4. Step 4: Simplify right side
    14,013.48x = 119,660,638.26
  5. Step 5: Solve for x
    x = 119,660,638.26/14,013.48
  6. Step 6: Final answer
    x = 8,538.97

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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.