Home / 12,533.40-18,804.24-4,214.22

Finding the Fourth Proportional to 12,533.40, 18,804.24 and 4,214.22

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Solution

The fourth proportional to 12,533.40, 18,804.24 and 4,214.22 is: 6,322.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,533.40 : 18,804.24 = 4,214.22 : x
  2. Step 2: Convert to fraction form
    12,533.40/18,804.24 = 4,214.22/x
  3. Step 3: Cross multiply
    12,533.40x = 18,804.24 × 4,214.22
  4. Step 4: Simplify right side
    12,533.40x = 79,245,204.29
  5. Step 5: Solve for x
    x = 79,245,204.29/12,533.40
  6. Step 6: Final answer
    x = 6,322.72

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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.