Home / 17,736.30-24,476.22-9,779.40

Finding the Fourth Proportional to 17,736.30, 24,476.22 and 9,779.40

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Solution

The fourth proportional to 17,736.30, 24,476.22 and 9,779.40 is: 13,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736.30 : 24,476.22 = 9,779.40 : x
  2. Step 2: Convert to fraction form
    17,736.30/24,476.22 = 9,779.40/x
  3. Step 3: Cross multiply
    17,736.30x = 24,476.22 × 9,779.40
  4. Step 4: Simplify right side
    17,736.30x = 239,362,745.87
  5. Step 5: Solve for x
    x = 239,362,745.87/17,736.30
  6. Step 6: Final answer
    x = 13,495.64

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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.