Home / 29,303.28-43,881-19,412.64

Finding the Fourth Proportional to 29,303.28, 43,881 and 19,412.64

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Solution

The fourth proportional to 29,303.28, 43,881 and 19,412.64 is: 29,069.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,303.28 : 43,881 = 19,412.64 : x
  2. Step 2: Convert to fraction form
    29,303.28/43,881 = 19,412.64/x
  3. Step 3: Cross multiply
    29,303.28x = 43,881 × 19,412.64
  4. Step 4: Simplify right side
    29,303.28x = 851,846,055.84
  5. Step 5: Solve for x
    x = 851,846,055.84/29,303.28
  6. Step 6: Final answer
    x = 29,069.99

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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.