Home / 15,556.72-23,328.21-4,460.89

Finding the Fourth Proportional to 15,556.72, 23,328.21 and 4,460.89

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Solution

The fourth proportional to 15,556.72, 23,328.21 and 4,460.89 is: 6,689.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556.72 : 23,328.21 = 4,460.89 : x
  2. Step 2: Convert to fraction form
    15,556.72/23,328.21 = 4,460.89/x
  3. Step 3: Cross multiply
    15,556.72x = 23,328.21 × 4,460.89
  4. Step 4: Simplify right side
    15,556.72x = 104,064,578.71
  5. Step 5: Solve for x
    x = 104,064,578.71/15,556.72
  6. Step 6: Final answer
    x = 6,689.37

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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.