Home / 16,647.40-23,000.42-16,483.56

Finding the Fourth Proportional to 16,647.40, 23,000.42 and 16,483.56

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Solution

The fourth proportional to 16,647.40, 23,000.42 and 16,483.56 is: 22,774.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,647.40 : 23,000.42 = 16,483.56 : x
  2. Step 2: Convert to fraction form
    16,647.40/23,000.42 = 16,483.56/x
  3. Step 3: Cross multiply
    16,647.40x = 23,000.42 × 16,483.56
  4. Step 4: Simplify right side
    16,647.40x = 379,128,803.10
  5. Step 5: Solve for x
    x = 379,128,803.10/16,647.40
  6. Step 6: Final answer
    x = 22,774.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.