Home / 57,962.45-86,924.81-18,510.19

Finding the Fourth Proportional to 57,962.45, 86,924.81 and 18,510.19

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Solution

The fourth proportional to 57,962.45, 86,924.81 and 18,510.19 is: 27,759.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,962.45 : 86,924.81 = 18,510.19 : x
  2. Step 2: Convert to fraction form
    57,962.45/86,924.81 = 18,510.19/x
  3. Step 3: Cross multiply
    57,962.45x = 86,924.81 × 18,510.19
  4. Step 4: Simplify right side
    57,962.45x = 1,608,994,577.78
  5. Step 5: Solve for x
    x = 1,608,994,577.78/57,962.45
  6. Step 6: Final answer
    x = 27,759.26

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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.