Home / 45,482.85-68,233.50-19,187.55

Finding the Fourth Proportional to 45,482.85, 68,233.50 and 19,187.55

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Solution

The fourth proportional to 45,482.85, 68,233.50 and 19,187.55 is: 28,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,482.85 : 68,233.50 = 19,187.55 : x
  2. Step 2: Convert to fraction form
    45,482.85/68,233.50 = 19,187.55/x
  3. Step 3: Cross multiply
    45,482.85x = 68,233.50 × 19,187.55
  4. Step 4: Simplify right side
    45,482.85x = 1,309,233,692.93
  5. Step 5: Solve for x
    x = 1,309,233,692.93/45,482.85
  6. Step 6: Final answer
    x = 28,785.22

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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.