Home / 19,300.05-26,628.81-11,746.69

Finding the Fourth Proportional to 19,300.05, 26,628.81 and 11,746.69

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Solution

The fourth proportional to 19,300.05, 26,628.81 and 11,746.69 is: 16,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,300.05 : 26,628.81 = 11,746.69 : x
  2. Step 2: Convert to fraction form
    19,300.05/26,628.81 = 11,746.69/x
  3. Step 3: Cross multiply
    19,300.05x = 26,628.81 × 11,746.69
  4. Step 4: Simplify right side
    19,300.05x = 312,800,376.14
  5. Step 5: Solve for x
    x = 312,800,376.14/19,300.05
  6. Step 6: Final answer
    x = 16,207.23

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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.