Home / 18,265.32-25,205.54-10,199.16

Finding the Fourth Proportional to 18,265.32, 25,205.54 and 10,199.16

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Solution

The fourth proportional to 18,265.32, 25,205.54 and 10,199.16 is: 14,074.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,265.32 : 25,205.54 = 10,199.16 : x
  2. Step 2: Convert to fraction form
    18,265.32/25,205.54 = 10,199.16/x
  3. Step 3: Cross multiply
    18,265.32x = 25,205.54 × 10,199.16
  4. Step 4: Simplify right side
    18,265.32x = 257,075,284.35
  5. Step 5: Solve for x
    x = 257,075,284.35/18,265.32
  6. Step 6: Final answer
    x = 14,074.50

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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.