Home / 28,935.93-43,476.75-18,410.69

Finding the Fourth Proportional to 28,935.93, 43,476.75 and 18,410.69

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Solution

The fourth proportional to 28,935.93, 43,476.75 and 18,410.69 is: 27,662.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,935.93 : 43,476.75 = 18,410.69 : x
  2. Step 2: Convert to fraction form
    28,935.93/43,476.75 = 18,410.69/x
  3. Step 3: Cross multiply
    28,935.93x = 43,476.75 × 18,410.69
  4. Step 4: Simplify right side
    28,935.93x = 800,437,075.15
  5. Step 5: Solve for x
    x = 800,437,075.15/28,935.93
  6. Step 6: Final answer
    x = 27,662.39

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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.