Home / 10,208.08-14,106.48-8,695.42

Finding the Fourth Proportional to 10,208.08, 14,106.48 and 8,695.42

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Solution

The fourth proportional to 10,208.08, 14,106.48 and 8,695.42 is: 12,016.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.08 : 14,106.48 = 8,695.42 : x
  2. Step 2: Convert to fraction form
    10,208.08/14,106.48 = 8,695.42/x
  3. Step 3: Cross multiply
    10,208.08x = 14,106.48 × 8,695.42
  4. Step 4: Simplify right side
    10,208.08x = 122,661,768.32
  5. Step 5: Solve for x
    x = 122,661,768.32/10,208.08
  6. Step 6: Final answer
    x = 12,016.14

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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.