Home / 16,876.88-23,280.36-10,157.84

Finding the Fourth Proportional to 16,876.88, 23,280.36 and 10,157.84

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Solution

The fourth proportional to 16,876.88, 23,280.36 and 10,157.84 is: 14,011.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.88 : 23,280.36 = 10,157.84 : x
  2. Step 2: Convert to fraction form
    16,876.88/23,280.36 = 10,157.84/x
  3. Step 3: Cross multiply
    16,876.88x = 23,280.36 × 10,157.84
  4. Step 4: Simplify right side
    16,876.88x = 236,478,172.02
  5. Step 5: Solve for x
    x = 236,478,172.02/16,876.88
  6. Step 6: Final answer
    x = 14,011.96

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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.