Home / 36,237.15-54,373.11-18,706.98

Finding the Fourth Proportional to 36,237.15, 54,373.11 and 18,706.98

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Solution

The fourth proportional to 36,237.15, 54,373.11 and 18,706.98 is: 28,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,237.15 : 54,373.11 = 18,706.98 : x
  2. Step 2: Convert to fraction form
    36,237.15/54,373.11 = 18,706.98/x
  3. Step 3: Cross multiply
    36,237.15x = 54,373.11 × 18,706.98
  4. Step 4: Simplify right side
    36,237.15x = 1,017,156,681.31
  5. Step 5: Solve for x
    x = 1,017,156,681.31/36,237.15
  6. Step 6: Final answer
    x = 28,069.44

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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.