Home / 28,203.10-38,923.95-16,266.58

Finding the Fourth Proportional to 28,203.10, 38,923.95 and 16,266.58

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Solution

The fourth proportional to 28,203.10, 38,923.95 and 16,266.58 is: 22,450.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,203.10 : 38,923.95 = 16,266.58 : x
  2. Step 2: Convert to fraction form
    28,203.10/38,923.95 = 16,266.58/x
  3. Step 3: Cross multiply
    28,203.10x = 38,923.95 × 16,266.58
  4. Step 4: Simplify right side
    28,203.10x = 633,159,546.59
  5. Step 5: Solve for x
    x = 633,159,546.59/28,203.10
  6. Step 6: Final answer
    x = 22,450.00

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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.