Home / 18,155.04-25,055.04-10,195.96

Finding the Fourth Proportional to 18,155.04, 25,055.04 and 10,195.96

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Solution

The fourth proportional to 18,155.04, 25,055.04 and 10,195.96 is: 14,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,155.04 : 25,055.04 = 10,195.96 : x
  2. Step 2: Convert to fraction form
    18,155.04/25,055.04 = 10,195.96/x
  3. Step 3: Cross multiply
    18,155.04x = 25,055.04 × 10,195.96
  4. Step 4: Simplify right side
    18,155.04x = 255,460,185.64
  5. Step 5: Solve for x
    x = 255,460,185.64/18,155.04
  6. Step 6: Final answer
    x = 14,071.03

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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.