Home / 14,862.71-20,512.62-9,199.26

Finding the Fourth Proportional to 14,862.71, 20,512.62 and 9,199.26

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Solution

The fourth proportional to 14,862.71, 20,512.62 and 9,199.26 is: 12,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,862.71 : 20,512.62 = 9,199.26 : x
  2. Step 2: Convert to fraction form
    14,862.71/20,512.62 = 9,199.26/x
  3. Step 3: Cross multiply
    14,862.71x = 20,512.62 × 9,199.26
  4. Step 4: Simplify right side
    14,862.71x = 188,700,924.66
  5. Step 5: Solve for x
    x = 188,700,924.66/14,862.71
  6. Step 6: Final answer
    x = 12,696.27

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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.