Home / 18,232.40-25,160.84-10,274.32

Finding the Fourth Proportional to 18,232.40, 25,160.84 and 10,274.32

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Solution

The fourth proportional to 18,232.40, 25,160.84 and 10,274.32 is: 14,178.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.40 : 25,160.84 = 10,274.32 : x
  2. Step 2: Convert to fraction form
    18,232.40/25,160.84 = 10,274.32/x
  3. Step 3: Cross multiply
    18,232.40x = 25,160.84 × 10,274.32
  4. Step 4: Simplify right side
    18,232.40x = 258,510,521.63
  5. Step 5: Solve for x
    x = 258,510,521.63/18,232.40
  6. Step 6: Final answer
    x = 14,178.63

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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.