Home / 25,583.40-35,305.06-14,405.48

Finding the Fourth Proportional to 25,583.40, 35,305.06 and 14,405.48

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Solution

The fourth proportional to 25,583.40, 35,305.06 and 14,405.48 is: 19,879.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,583.40 : 35,305.06 = 14,405.48 : x
  2. Step 2: Convert to fraction form
    25,583.40/35,305.06 = 14,405.48/x
  3. Step 3: Cross multiply
    25,583.40x = 35,305.06 × 14,405.48
  4. Step 4: Simplify right side
    25,583.40x = 508,586,335.73
  5. Step 5: Solve for x
    x = 508,586,335.73/25,583.40
  6. Step 6: Final answer
    x = 19,879.54

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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.