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Finding the Fourth Proportional to 15,797.93, 21,804.59 and 9,832.01

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Solution

The fourth proportional to 15,797.93, 21,804.59 and 9,832.01 is: 13,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,797.93 : 21,804.59 = 9,832.01 : x
  2. Step 2: Convert to fraction form
    15,797.93/21,804.59 = 9,832.01/x
  3. Step 3: Cross multiply
    15,797.93x = 21,804.59 × 9,832.01
  4. Step 4: Simplify right side
    15,797.93x = 214,382,862.48
  5. Step 5: Solve for x
    x = 214,382,862.48/15,797.93
  6. Step 6: Final answer
    x = 13,570.32

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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.