Home / 52,512.77-72,466.89-28,639.44

Finding the Fourth Proportional to 52,512.77, 72,466.89 and 28,639.44

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Solution

The fourth proportional to 52,512.77, 72,466.89 and 28,639.44 is: 39,522.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,512.77 : 72,466.89 = 28,639.44 : x
  2. Step 2: Convert to fraction form
    52,512.77/72,466.89 = 28,639.44/x
  3. Step 3: Cross multiply
    52,512.77x = 72,466.89 × 28,639.44
  4. Step 4: Simplify right side
    52,512.77x = 2,075,411,148.14
  5. Step 5: Solve for x
    x = 2,075,411,148.14/52,512.77
  6. Step 6: Final answer
    x = 39,522.03

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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.