Home / 38,075.40-57,078.27-14,684.22

Finding the Fourth Proportional to 38,075.40, 57,078.27 and 14,684.22

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Solution

The fourth proportional to 38,075.40, 57,078.27 and 14,684.22 is: 22,012.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,075.40 : 57,078.27 = 14,684.22 : x
  2. Step 2: Convert to fraction form
    38,075.40/57,078.27 = 14,684.22/x
  3. Step 3: Cross multiply
    38,075.40x = 57,078.27 × 14,684.22
  4. Step 4: Simplify right side
    38,075.40x = 838,149,873.90
  5. Step 5: Solve for x
    x = 838,149,873.90/38,075.40
  6. Step 6: Final answer
    x = 22,012.90

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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.