Home / 28,629.36-39,499.38-17,303.13

Finding the Fourth Proportional to 28,629.36, 39,499.38 and 17,303.13

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Solution

The fourth proportional to 28,629.36, 39,499.38 and 17,303.13 is: 23,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,629.36 : 39,499.38 = 17,303.13 : x
  2. Step 2: Convert to fraction form
    28,629.36/39,499.38 = 17,303.13/x
  3. Step 3: Cross multiply
    28,629.36x = 39,499.38 × 17,303.13
  4. Step 4: Simplify right side
    28,629.36x = 683,462,907.06
  5. Step 5: Solve for x
    x = 683,462,907.06/28,629.36
  6. Step 6: Final answer
    x = 23,872.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.