Home / 28,300.14-39,052.53-16,362.63

Finding the Fourth Proportional to 28,300.14, 39,052.53 and 16,362.63

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Solution

The fourth proportional to 28,300.14, 39,052.53 and 16,362.63 is: 22,579.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,300.14 : 39,052.53 = 16,362.63 : x
  2. Step 2: Convert to fraction form
    28,300.14/39,052.53 = 16,362.63/x
  3. Step 3: Cross multiply
    28,300.14x = 39,052.53 × 16,362.63
  4. Step 4: Simplify right side
    28,300.14x = 639,002,098.95
  5. Step 5: Solve for x
    x = 639,002,098.95/28,300.14
  6. Step 6: Final answer
    x = 22,579.47

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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.