Home / 17,946.51-26,890.15-10,428.97

Finding the Fourth Proportional to 17,946.51, 26,890.15 and 10,428.97

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Solution

The fourth proportional to 17,946.51, 26,890.15 and 10,428.97 is: 15,626.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,946.51 : 26,890.15 = 10,428.97 : x
  2. Step 2: Convert to fraction form
    17,946.51/26,890.15 = 10,428.97/x
  3. Step 3: Cross multiply
    17,946.51x = 26,890.15 × 10,428.97
  4. Step 4: Simplify right side
    17,946.51x = 280,436,448.28
  5. Step 5: Solve for x
    x = 280,436,448.28/17,946.51
  6. Step 6: Final answer
    x = 15,626.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.