Home / 18,946.46-26,146.28-10,448.92

Finding the Fourth Proportional to 18,946.46, 26,146.28 and 10,448.92

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Solution

The fourth proportional to 18,946.46, 26,146.28 and 10,448.92 is: 14,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,946.46 : 26,146.28 = 10,448.92 : x
  2. Step 2: Convert to fraction form
    18,946.46/26,146.28 = 10,448.92/x
  3. Step 3: Cross multiply
    18,946.46x = 26,146.28 × 10,448.92
  4. Step 4: Simplify right side
    18,946.46x = 273,200,240.97
  5. Step 5: Solve for x
    x = 273,200,240.97/18,946.46
  6. Step 6: Final answer
    x = 14,419.60

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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.