Home / 13,703.37-18,904.26-8,675.02

Finding the Fourth Proportional to 13,703.37, 18,904.26 and 8,675.02

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Solution

The fourth proportional to 13,703.37, 18,904.26 and 8,675.02 is: 11,967.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,703.37 : 18,904.26 = 8,675.02 : x
  2. Step 2: Convert to fraction form
    13,703.37/18,904.26 = 8,675.02/x
  3. Step 3: Cross multiply
    13,703.37x = 18,904.26 × 8,675.02
  4. Step 4: Simplify right side
    13,703.37x = 163,994,833.59
  5. Step 5: Solve for x
    x = 163,994,833.59/13,703.37
  6. Step 6: Final answer
    x = 11,967.48

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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.