Home / 19,837.84-29,727-11,498.32

Finding the Fourth Proportional to 19,837.84, 29,727 and 11,498.32

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Solution

The fourth proportional to 19,837.84, 29,727 and 11,498.32 is: 17,230.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.84 : 29,727 = 11,498.32 : x
  2. Step 2: Convert to fraction form
    19,837.84/29,727 = 11,498.32/x
  3. Step 3: Cross multiply
    19,837.84x = 29,727 × 11,498.32
  4. Step 4: Simplify right side
    19,837.84x = 341,810,558.64
  5. Step 5: Solve for x
    x = 341,810,558.64/19,837.84
  6. Step 6: Final answer
    x = 17,230.23

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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.