Home / 18,520.59-25,558.22-10,022.52

Finding the Fourth Proportional to 18,520.59, 25,558.22 and 10,022.52

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Solution

The fourth proportional to 18,520.59, 25,558.22 and 10,022.52 is: 13,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,520.59 : 25,558.22 = 10,022.52 : x
  2. Step 2: Convert to fraction form
    18,520.59/25,558.22 = 10,022.52/x
  3. Step 3: Cross multiply
    18,520.59x = 25,558.22 × 10,022.52
  4. Step 4: Simplify right side
    18,520.59x = 256,157,835.64
  5. Step 5: Solve for x
    x = 256,157,835.64/18,520.59
  6. Step 6: Final answer
    x = 13,830.98

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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.