Home / 25,685.08-35,443.62-14,504.92

Finding the Fourth Proportional to 25,685.08, 35,443.62 and 14,504.92

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Solution

The fourth proportional to 25,685.08, 35,443.62 and 14,504.92 is: 20,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,685.08 : 35,443.62 = 14,504.92 : x
  2. Step 2: Convert to fraction form
    25,685.08/35,443.62 = 14,504.92/x
  3. Step 3: Cross multiply
    25,685.08x = 35,443.62 × 14,504.92
  4. Step 4: Simplify right side
    25,685.08x = 514,106,872.61
  5. Step 5: Solve for x
    x = 514,106,872.61/25,685.08
  6. Step 6: Final answer
    x = 20,015.78

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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.