Home / 14,646.33-20,210.76-8,274.51

Finding the Fourth Proportional to 14,646.33, 20,210.76 and 8,274.51

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Solution

The fourth proportional to 14,646.33, 20,210.76 and 8,274.51 is: 11,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.33 : 20,210.76 = 8,274.51 : x
  2. Step 2: Convert to fraction form
    14,646.33/20,210.76 = 8,274.51/x
  3. Step 3: Cross multiply
    14,646.33x = 20,210.76 × 8,274.51
  4. Step 4: Simplify right side
    14,646.33x = 167,234,135.73
  5. Step 5: Solve for x
    x = 167,234,135.73/14,646.33
  6. Step 6: Final answer
    x = 11,418.16

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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.