Home / 15,851.79-23,777.88-4,166.19

Finding the Fourth Proportional to 15,851.79, 23,777.88 and 4,166.19

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Solution

The fourth proportional to 15,851.79, 23,777.88 and 4,166.19 is: 6,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851.79 : 23,777.88 = 4,166.19 : x
  2. Step 2: Convert to fraction form
    15,851.79/23,777.88 = 4,166.19/x
  3. Step 3: Cross multiply
    15,851.79x = 23,777.88 × 4,166.19
  4. Step 4: Simplify right side
    15,851.79x = 99,063,165.88
  5. Step 5: Solve for x
    x = 99,063,165.88/15,851.79
  6. Step 6: Final answer
    x = 6,249.34

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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.