Home / 15,768.21-23,649.54-5,770.89

Finding the Fourth Proportional to 15,768.21, 23,649.54 and 5,770.89

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Solution

The fourth proportional to 15,768.21, 23,649.54 and 5,770.89 is: 8,655.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768.21 : 23,649.54 = 5,770.89 : x
  2. Step 2: Convert to fraction form
    15,768.21/23,649.54 = 5,770.89/x
  3. Step 3: Cross multiply
    15,768.21x = 23,649.54 × 5,770.89
  4. Step 4: Simplify right side
    15,768.21x = 136,478,893.89
  5. Step 5: Solve for x
    x = 136,478,893.89/15,768.21
  6. Step 6: Final answer
    x = 8,655.32

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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.