Home / 18,967.92-26,184.58-11,008.60

Finding the Fourth Proportional to 18,967.92, 26,184.58 and 11,008.60

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Solution

The fourth proportional to 18,967.92, 26,184.58 and 11,008.60 is: 15,197.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,967.92 : 26,184.58 = 11,008.60 : x
  2. Step 2: Convert to fraction form
    18,967.92/26,184.58 = 11,008.60/x
  3. Step 3: Cross multiply
    18,967.92x = 26,184.58 × 11,008.60
  4. Step 4: Simplify right side
    18,967.92x = 288,255,567.39
  5. Step 5: Solve for x
    x = 288,255,567.39/18,967.92
  6. Step 6: Final answer
    x = 15,197.00

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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.