Home / 25,518.66-35,215.75-14,908.37

Finding the Fourth Proportional to 25,518.66, 35,215.75 and 14,908.37

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Solution

The fourth proportional to 25,518.66, 35,215.75 and 14,908.37 is: 20,573.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518.66 : 35,215.75 = 14,908.37 : x
  2. Step 2: Convert to fraction form
    25,518.66/35,215.75 = 14,908.37/x
  3. Step 3: Cross multiply
    25,518.66x = 35,215.75 × 14,908.37
  4. Step 4: Simplify right side
    25,518.66x = 525,009,273.38
  5. Step 5: Solve for x
    x = 525,009,273.38/25,518.66
  6. Step 6: Final answer
    x = 20,573.55

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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.