Home / 25,439.75-35,106.86-14,261.75

Finding the Fourth Proportional to 25,439.75, 35,106.86 and 14,261.75

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Solution

The fourth proportional to 25,439.75, 35,106.86 and 14,261.75 is: 19,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.75 : 35,106.86 = 14,261.75 : x
  2. Step 2: Convert to fraction form
    25,439.75/35,106.86 = 14,261.75/x
  3. Step 3: Cross multiply
    25,439.75x = 35,106.86 × 14,261.75
  4. Step 4: Simplify right side
    25,439.75x = 500,685,260.61
  5. Step 5: Solve for x
    x = 500,685,260.61/25,439.75
  6. Step 6: Final answer
    x = 19,681.22

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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.