Home / 38,899.34-53,692.98-22,770.42

Finding the Fourth Proportional to 38,899.34, 53,692.98 and 22,770.42

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Solution

The fourth proportional to 38,899.34, 53,692.98 and 22,770.42 is: 31,430.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,899.34 : 53,692.98 = 22,770.42 : x
  2. Step 2: Convert to fraction form
    38,899.34/53,692.98 = 22,770.42/x
  3. Step 3: Cross multiply
    38,899.34x = 53,692.98 × 22,770.42
  4. Step 4: Simplify right side
    38,899.34x = 1,222,611,705.65
  5. Step 5: Solve for x
    x = 1,222,611,705.65/38,899.34
  6. Step 6: Final answer
    x = 31,430.14

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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.