Home / 12,325.42-18,490.56-4,533.22

Finding the Fourth Proportional to 12,325.42, 18,490.56 and 4,533.22

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Solution

The fourth proportional to 12,325.42, 18,490.56 and 4,533.22 is: 6,800.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325.42 : 18,490.56 = 4,533.22 : x
  2. Step 2: Convert to fraction form
    12,325.42/18,490.56 = 4,533.22/x
  3. Step 3: Cross multiply
    12,325.42x = 18,490.56 × 4,533.22
  4. Step 4: Simplify right side
    12,325.42x = 83,821,776.40
  5. Step 5: Solve for x
    x = 83,821,776.40/12,325.42
  6. Step 6: Final answer
    x = 6,800.72

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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.