Home / 25,290.24-34,899.12-14,112.96

Finding the Fourth Proportional to 25,290.24, 34,899.12 and 14,112.96

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Solution

The fourth proportional to 25,290.24, 34,899.12 and 14,112.96 is: 19,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.24 : 34,899.12 = 14,112.96 : x
  2. Step 2: Convert to fraction form
    25,290.24/34,899.12 = 14,112.96/x
  3. Step 3: Cross multiply
    25,290.24x = 34,899.12 × 14,112.96
  4. Step 4: Simplify right side
    25,290.24x = 492,529,884.60
  5. Step 5: Solve for x
    x = 492,529,884.60/25,290.24
  6. Step 6: Final answer
    x = 19,475.10

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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.