Home / 15,108.24-22,658.40-6,783.60

Finding the Fourth Proportional to 15,108.24, 22,658.40 and 6,783.60

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Solution

The fourth proportional to 15,108.24, 22,658.40 and 6,783.60 is: 10,173.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.24 : 22,658.40 = 6,783.60 : x
  2. Step 2: Convert to fraction form
    15,108.24/22,658.40 = 6,783.60/x
  3. Step 3: Cross multiply
    15,108.24x = 22,658.40 × 6,783.60
  4. Step 4: Simplify right side
    15,108.24x = 153,705,522.24
  5. Step 5: Solve for x
    x = 153,705,522.24/15,108.24
  6. Step 6: Final answer
    x = 10,173.62

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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.