Home / 19,106.27-28,649.38-5,955.11

Finding the Fourth Proportional to 19,106.27, 28,649.38 and 5,955.11

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Solution

The fourth proportional to 19,106.27, 28,649.38 and 5,955.11 is: 8,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106.27 : 28,649.38 = 5,955.11 : x
  2. Step 2: Convert to fraction form
    19,106.27/28,649.38 = 5,955.11/x
  3. Step 3: Cross multiply
    19,106.27x = 28,649.38 × 5,955.11
  4. Step 4: Simplify right side
    19,106.27x = 170,610,209.33
  5. Step 5: Solve for x
    x = 170,610,209.33/19,106.27
  6. Step 6: Final answer
    x = 8,929.54

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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.