Home / 15,106.33-20,847.33-10,336.28

Finding the Fourth Proportional to 15,106.33, 20,847.33 and 10,336.28

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Solution

The fourth proportional to 15,106.33, 20,847.33 and 10,336.28 is: 14,264.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106.33 : 20,847.33 = 10,336.28 : x
  2. Step 2: Convert to fraction form
    15,106.33/20,847.33 = 10,336.28/x
  3. Step 3: Cross multiply
    15,106.33x = 20,847.33 × 10,336.28
  4. Step 4: Simplify right side
    15,106.33x = 215,483,684.21
  5. Step 5: Solve for x
    x = 215,483,684.21/15,106.33
  6. Step 6: Final answer
    x = 14,264.47

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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.