Home / 18,156.04-25,055.94-10,199.68

Finding the Fourth Proportional to 18,156.04, 25,055.94 and 10,199.68

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Solution

The fourth proportional to 18,156.04, 25,055.94 and 10,199.68 is: 14,075.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.04 : 25,055.94 = 10,199.68 : x
  2. Step 2: Convert to fraction form
    18,156.04/25,055.94 = 10,199.68/x
  3. Step 3: Cross multiply
    18,156.04x = 25,055.94 × 10,199.68
  4. Step 4: Simplify right side
    18,156.04x = 255,562,570.10
  5. Step 5: Solve for x
    x = 255,562,570.10/18,156.04
  6. Step 6: Final answer
    x = 14,075.90

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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.