Home / 14,578.03-21,866.16-8,577.47

Finding the Fourth Proportional to 14,578.03, 21,866.16 and 8,577.47

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Solution

The fourth proportional to 14,578.03, 21,866.16 and 8,577.47 is: 12,865.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,578.03 : 21,866.16 = 8,577.47 : x
  2. Step 2: Convert to fraction form
    14,578.03/21,866.16 = 8,577.47/x
  3. Step 3: Cross multiply
    14,578.03x = 21,866.16 × 8,577.47
  4. Step 4: Simplify right side
    14,578.03x = 187,556,222.08
  5. Step 5: Solve for x
    x = 187,556,222.08/14,578.03
  6. Step 6: Final answer
    x = 12,865.68

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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.