Home / 52,692.84-79,039.26-21,528.09

Finding the Fourth Proportional to 52,692.84, 79,039.26 and 21,528.09

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Solution

The fourth proportional to 52,692.84, 79,039.26 and 21,528.09 is: 32,292.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,692.84 : 79,039.26 = 21,528.09 : x
  2. Step 2: Convert to fraction form
    52,692.84/79,039.26 = 21,528.09/x
  3. Step 3: Cross multiply
    52,692.84x = 79,039.26 × 21,528.09
  4. Step 4: Simplify right side
    52,692.84x = 1,701,564,302.81
  5. Step 5: Solve for x
    x = 1,701,564,302.81/52,692.84
  6. Step 6: Final answer
    x = 32,292.14

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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.