Home / 15,649.76-23,478.49-4,556.55

Finding the Fourth Proportional to 15,649.76, 23,478.49 and 4,556.55

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Solution

The fourth proportional to 15,649.76, 23,478.49 and 4,556.55 is: 6,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,649.76 : 23,478.49 = 4,556.55 : x
  2. Step 2: Convert to fraction form
    15,649.76/23,478.49 = 4,556.55/x
  3. Step 3: Cross multiply
    15,649.76x = 23,478.49 × 4,556.55
  4. Step 4: Simplify right side
    15,649.76x = 106,980,796.22
  5. Step 5: Solve for x
    x = 106,980,796.22/15,649.76
  6. Step 6: Final answer
    x = 6,835.94

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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.