Home / 15,219.08-22,811.54-6,886.60

Finding the Fourth Proportional to 15,219.08, 22,811.54 and 6,886.60

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Solution

The fourth proportional to 15,219.08, 22,811.54 and 6,886.60 is: 10,322.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,219.08 : 22,811.54 = 6,886.60 : x
  2. Step 2: Convert to fraction form
    15,219.08/22,811.54 = 6,886.60/x
  3. Step 3: Cross multiply
    15,219.08x = 22,811.54 × 6,886.60
  4. Step 4: Simplify right side
    15,219.08x = 157,093,951.36
  5. Step 5: Solve for x
    x = 157,093,951.36/15,219.08
  6. Step 6: Final answer
    x = 10,322.17

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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.