Home / 12,220.62-16,873.02-10,793.40

Finding the Fourth Proportional to 12,220.62, 16,873.02 and 10,793.40

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Solution

The fourth proportional to 12,220.62, 16,873.02 and 10,793.40 is: 14,902.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,220.62 : 16,873.02 = 10,793.40 : x
  2. Step 2: Convert to fraction form
    12,220.62/16,873.02 = 10,793.40/x
  3. Step 3: Cross multiply
    12,220.62x = 16,873.02 × 10,793.40
  4. Step 4: Simplify right side
    12,220.62x = 182,117,254.07
  5. Step 5: Solve for x
    x = 182,117,254.07/12,220.62
  6. Step 6: Final answer
    x = 14,902.46

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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.