Home / 14,019.73-21,029.52-4,660.45

Finding the Fourth Proportional to 14,019.73, 21,029.52 and 4,660.45

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Solution

The fourth proportional to 14,019.73, 21,029.52 and 4,660.45 is: 6,990.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.73 : 21,029.52 = 4,660.45 : x
  2. Step 2: Convert to fraction form
    14,019.73/21,029.52 = 4,660.45/x
  3. Step 3: Cross multiply
    14,019.73x = 21,029.52 × 4,660.45
  4. Step 4: Simplify right side
    14,019.73x = 98,007,026.48
  5. Step 5: Solve for x
    x = 98,007,026.48/14,019.73
  6. Step 6: Final answer
    x = 6,990.65

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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.