Home / 14,528.42-20,058.84-11,165

Finding the Fourth Proportional to 14,528.42, 20,058.84 and 11,165

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Solution

The fourth proportional to 14,528.42, 20,058.84 and 11,165 is: 15,415.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.42 : 20,058.84 = 11,165 : x
  2. Step 2: Convert to fraction form
    14,528.42/20,058.84 = 11,165/x
  3. Step 3: Cross multiply
    14,528.42x = 20,058.84 × 11,165
  4. Step 4: Simplify right side
    14,528.42x = 223,956,948.60
  5. Step 5: Solve for x
    x = 223,956,948.60/14,528.42
  6. Step 6: Final answer
    x = 15,415.09

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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.