Home / 30,884.99-46,378.73-19,272.02

Finding the Fourth Proportional to 30,884.99, 46,378.73 and 19,272.02

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Solution

The fourth proportional to 30,884.99, 46,378.73 and 19,272.02 is: 28,940.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,884.99 : 46,378.73 = 19,272.02 : x
  2. Step 2: Convert to fraction form
    30,884.99/46,378.73 = 19,272.02/x
  3. Step 3: Cross multiply
    30,884.99x = 46,378.73 × 19,272.02
  4. Step 4: Simplify right side
    30,884.99x = 893,811,628.42
  5. Step 5: Solve for x
    x = 893,811,628.42/30,884.99
  6. Step 6: Final answer
    x = 28,940.01

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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.