Home / 52,512.36-72,467.64-28,638.96

Finding the Fourth Proportional to 52,512.36, 72,467.64 and 28,638.96

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Solution

The fourth proportional to 52,512.36, 72,467.64 and 28,638.96 is: 39,522.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,512.36 : 72,467.64 = 28,638.96 : x
  2. Step 2: Convert to fraction form
    52,512.36/72,467.64 = 28,638.96/x
  3. Step 3: Cross multiply
    52,512.36x = 72,467.64 × 28,638.96
  4. Step 4: Simplify right side
    52,512.36x = 2,075,397,843.25
  5. Step 5: Solve for x
    x = 2,075,397,843.25/52,512.36
  6. Step 6: Final answer
    x = 39,522.08

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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.