Home / 19,451.21-29,181.14-5,599.13

Finding the Fourth Proportional to 19,451.21, 29,181.14 and 5,599.13

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Solution

The fourth proportional to 19,451.21, 29,181.14 and 5,599.13 is: 8,399.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.21 : 29,181.14 = 5,599.13 : x
  2. Step 2: Convert to fraction form
    19,451.21/29,181.14 = 5,599.13/x
  3. Step 3: Cross multiply
    19,451.21x = 29,181.14 × 5,599.13
  4. Step 4: Simplify right side
    19,451.21x = 163,388,822.51
  5. Step 5: Solve for x
    x = 163,388,822.51/19,451.21
  6. Step 6: Final answer
    x = 8,399.93

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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.