Home / 14,585.97-20,130.15-8,924.49

Finding the Fourth Proportional to 14,585.97, 20,130.15 and 8,924.49

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Solution

The fourth proportional to 14,585.97, 20,130.15 and 8,924.49 is: 12,316.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,585.97 : 20,130.15 = 8,924.49 : x
  2. Step 2: Convert to fraction form
    14,585.97/20,130.15 = 8,924.49/x
  3. Step 3: Cross multiply
    14,585.97x = 20,130.15 × 8,924.49
  4. Step 4: Simplify right side
    14,585.97x = 179,651,322.37
  5. Step 5: Solve for x
    x = 179,651,322.37/14,585.97
  6. Step 6: Final answer
    x = 12,316.72

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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.