Home / 13,199.74-19,802.24-4,434.32

Finding the Fourth Proportional to 13,199.74, 19,802.24 and 4,434.32

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Solution

The fourth proportional to 13,199.74, 19,802.24 and 4,434.32 is: 6,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,199.74 : 19,802.24 = 4,434.32 : x
  2. Step 2: Convert to fraction form
    13,199.74/19,802.24 = 4,434.32/x
  3. Step 3: Cross multiply
    13,199.74x = 19,802.24 × 4,434.32
  4. Step 4: Simplify right side
    13,199.74x = 87,809,468.88
  5. Step 5: Solve for x
    x = 87,809,468.88/13,199.74
  6. Step 6: Final answer
    x = 6,652.36

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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.