Home / 18,430.94-25,435.35-10,473.50

Finding the Fourth Proportional to 18,430.94, 25,435.35 and 10,473.50

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Solution

The fourth proportional to 18,430.94, 25,435.35 and 10,473.50 is: 14,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430.94 : 25,435.35 = 10,473.50 : x
  2. Step 2: Convert to fraction form
    18,430.94/25,435.35 = 10,473.50/x
  3. Step 3: Cross multiply
    18,430.94x = 25,435.35 × 10,473.50
  4. Step 4: Simplify right side
    18,430.94x = 266,397,138.23
  5. Step 5: Solve for x
    x = 266,397,138.23/18,430.94
  6. Step 6: Final answer
    x = 14,453.80

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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.