Home / 25,314.40-34,928.46-14,698.54

Finding the Fourth Proportional to 25,314.40, 34,928.46 and 14,698.54

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Solution

The fourth proportional to 25,314.40, 34,928.46 and 14,698.54 is: 20,280.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,314.40 : 34,928.46 = 14,698.54 : x
  2. Step 2: Convert to fraction form
    25,314.40/34,928.46 = 14,698.54/x
  3. Step 3: Cross multiply
    25,314.40x = 34,928.46 × 14,698.54
  4. Step 4: Simplify right side
    25,314.40x = 513,397,366.45
  5. Step 5: Solve for x
    x = 513,397,366.45/25,314.40
  6. Step 6: Final answer
    x = 20,280.84

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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.