Home / 12,559.08-18,840.38-4,241.50

Finding the Fourth Proportional to 12,559.08, 18,840.38 and 4,241.50

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Solution

The fourth proportional to 12,559.08, 18,840.38 and 4,241.50 is: 6,362.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.08 : 18,840.38 = 4,241.50 : x
  2. Step 2: Convert to fraction form
    12,559.08/18,840.38 = 4,241.50/x
  3. Step 3: Cross multiply
    12,559.08x = 18,840.38 × 4,241.50
  4. Step 4: Simplify right side
    12,559.08x = 79,911,471.77
  5. Step 5: Solve for x
    x = 79,911,471.77/12,559.08
  6. Step 6: Final answer
    x = 6,362.84

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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.