Home / 36,830.73-55,256.88-11,870.25

Finding the Fourth Proportional to 36,830.73, 55,256.88 and 11,870.25

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Solution

The fourth proportional to 36,830.73, 55,256.88 and 11,870.25 is: 17,808.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,830.73 : 55,256.88 = 11,870.25 : x
  2. Step 2: Convert to fraction form
    36,830.73/55,256.88 = 11,870.25/x
  3. Step 3: Cross multiply
    36,830.73x = 55,256.88 × 11,870.25
  4. Step 4: Simplify right side
    36,830.73x = 655,912,817.12
  5. Step 5: Solve for x
    x = 655,912,817.12/36,830.73
  6. Step 6: Final answer
    x = 17,808.84

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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.