Home / 28,814.22-43,220.52-15,692.22

Finding the Fourth Proportional to 28,814.22, 43,220.52 and 15,692.22

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Solution

The fourth proportional to 28,814.22, 43,220.52 and 15,692.22 is: 23,537.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,814.22 : 43,220.52 = 15,692.22 : x
  2. Step 2: Convert to fraction form
    28,814.22/43,220.52 = 15,692.22/x
  3. Step 3: Cross multiply
    28,814.22x = 43,220.52 × 15,692.22
  4. Step 4: Simplify right side
    28,814.22x = 678,225,908.35
  5. Step 5: Solve for x
    x = 678,225,908.35/28,814.22
  6. Step 6: Final answer
    x = 23,537.89

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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.