Home / 18,075.69-27,113.31-4,928.04

Finding the Fourth Proportional to 18,075.69, 27,113.31 and 4,928.04

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Solution

The fourth proportional to 18,075.69, 27,113.31 and 4,928.04 is: 7,392.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075.69 : 27,113.31 = 4,928.04 : x
  2. Step 2: Convert to fraction form
    18,075.69/27,113.31 = 4,928.04/x
  3. Step 3: Cross multiply
    18,075.69x = 27,113.31 × 4,928.04
  4. Step 4: Simplify right side
    18,075.69x = 133,615,476.21
  5. Step 5: Solve for x
    x = 133,615,476.21/18,075.69
  6. Step 6: Final answer
    x = 7,392.00

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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.