Home / 36,830.80-55,246.67-11,870.98

Finding the Fourth Proportional to 36,830.80, 55,246.67 and 11,870.98

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Solution

The fourth proportional to 36,830.80, 55,246.67 and 11,870.98 is: 17,806.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,830.80 : 55,246.67 = 11,870.98 : x
  2. Step 2: Convert to fraction form
    36,830.80/55,246.67 = 11,870.98/x
  3. Step 3: Cross multiply
    36,830.80x = 55,246.67 × 11,870.98
  4. Step 4: Simplify right side
    36,830.80x = 655,832,114.64
  5. Step 5: Solve for x
    x = 655,832,114.64/36,830.80
  6. Step 6: Final answer
    x = 17,806.62

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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.