Home / 15,556.08-21,467.63-8,482.52

Finding the Fourth Proportional to 15,556.08, 21,467.63 and 8,482.52

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Solution

The fourth proportional to 15,556.08, 21,467.63 and 8,482.52 is: 11,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556.08 : 21,467.63 = 8,482.52 : x
  2. Step 2: Convert to fraction form
    15,556.08/21,467.63 = 8,482.52/x
  3. Step 3: Cross multiply
    15,556.08x = 21,467.63 × 8,482.52
  4. Step 4: Simplify right side
    15,556.08x = 182,099,675.70
  5. Step 5: Solve for x
    x = 182,099,675.70/15,556.08
  6. Step 6: Final answer
    x = 11,706.01

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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.