Home / 18,798.08-25,940.18-10,298.68

Finding the Fourth Proportional to 18,798.08, 25,940.18 and 10,298.68

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Solution

The fourth proportional to 18,798.08, 25,940.18 and 10,298.68 is: 14,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,798.08 : 25,940.18 = 10,298.68 : x
  2. Step 2: Convert to fraction form
    18,798.08/25,940.18 = 10,298.68/x
  3. Step 3: Cross multiply
    18,798.08x = 25,940.18 × 10,298.68
  4. Step 4: Simplify right side
    18,798.08x = 267,149,573.86
  5. Step 5: Solve for x
    x = 267,149,573.86/18,798.08
  6. Step 6: Final answer
    x = 14,211.54

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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.