Home / 12,937.64-19,390.23-5,533.41

Finding the Fourth Proportional to 12,937.64, 19,390.23 and 5,533.41

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Solution

The fourth proportional to 12,937.64, 19,390.23 and 5,533.41 is: 8,293.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937.64 : 19,390.23 = 5,533.41 : x
  2. Step 2: Convert to fraction form
    12,937.64/19,390.23 = 5,533.41/x
  3. Step 3: Cross multiply
    12,937.64x = 19,390.23 × 5,533.41
  4. Step 4: Simplify right side
    12,937.64x = 107,294,092.58
  5. Step 5: Solve for x
    x = 107,294,092.58/12,937.64
  6. Step 6: Final answer
    x = 8,293.18

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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.