Home / 18,075.87-24,945.23-10,117.89

Finding the Fourth Proportional to 18,075.87, 24,945.23 and 10,117.89

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Solution

The fourth proportional to 18,075.87, 24,945.23 and 10,117.89 is: 13,962.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075.87 : 24,945.23 = 10,117.89 : x
  2. Step 2: Convert to fraction form
    18,075.87/24,945.23 = 10,117.89/x
  3. Step 3: Cross multiply
    18,075.87x = 24,945.23 × 10,117.89
  4. Step 4: Simplify right side
    18,075.87x = 252,393,042.58
  5. Step 5: Solve for x
    x = 252,393,042.58/18,075.87
  6. Step 6: Final answer
    x = 13,962.98

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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.