Home / 14,867.84-20,514.51-10,091.48

Finding the Fourth Proportional to 14,867.84, 20,514.51 and 10,091.48

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Solution

The fourth proportional to 14,867.84, 20,514.51 and 10,091.48 is: 13,924.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867.84 : 20,514.51 = 10,091.48 : x
  2. Step 2: Convert to fraction form
    14,867.84/20,514.51 = 10,091.48/x
  3. Step 3: Cross multiply
    14,867.84x = 20,514.51 × 10,091.48
  4. Step 4: Simplify right side
    14,867.84x = 207,021,664.80
  5. Step 5: Solve for x
    x = 207,021,664.80/14,867.84
  6. Step 6: Final answer
    x = 13,924.13

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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.