Home / 18,153.66-25,050.81-10,196.62

Finding the Fourth Proportional to 18,153.66, 25,050.81 and 10,196.62

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Solution

The fourth proportional to 18,153.66, 25,050.81 and 10,196.62 is: 14,070.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153.66 : 25,050.81 = 10,196.62 : x
  2. Step 2: Convert to fraction form
    18,153.66/25,050.81 = 10,196.62/x
  3. Step 3: Cross multiply
    18,153.66x = 25,050.81 × 10,196.62
  4. Step 4: Simplify right side
    18,153.66x = 255,433,590.26
  5. Step 5: Solve for x
    x = 255,433,590.26/18,153.66
  6. Step 6: Final answer
    x = 14,070.64

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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.