Home / 12,364.87-18,548.06-4,045.76

Finding the Fourth Proportional to 12,364.87, 18,548.06 and 4,045.76

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Solution

The fourth proportional to 12,364.87, 18,548.06 and 4,045.76 is: 6,068.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.87 : 18,548.06 = 4,045.76 : x
  2. Step 2: Convert to fraction form
    12,364.87/18,548.06 = 4,045.76/x
  3. Step 3: Cross multiply
    12,364.87x = 18,548.06 × 4,045.76
  4. Step 4: Simplify right side
    12,364.87x = 75,041,025.37
  5. Step 5: Solve for x
    x = 75,041,025.37/12,364.87
  6. Step 6: Final answer
    x = 6,068.89

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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.