Home / 18,075.39-24,943.86-10,117.68

Finding the Fourth Proportional to 18,075.39, 24,943.86 and 10,117.68

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Solution

The fourth proportional to 18,075.39, 24,943.86 and 10,117.68 is: 13,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075.39 : 24,943.86 = 10,117.68 : x
  2. Step 2: Convert to fraction form
    18,075.39/24,943.86 = 10,117.68/x
  3. Step 3: Cross multiply
    18,075.39x = 24,943.86 × 10,117.68
  4. Step 4: Simplify right side
    18,075.39x = 252,373,993.44
  5. Step 5: Solve for x
    x = 252,373,993.44/18,075.39
  6. Step 6: Final answer
    x = 13,962.30

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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.