Home / 18,989.73-26,207.36-10,492.60

Finding the Fourth Proportional to 18,989.73, 26,207.36 and 10,492.60

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Solution

The fourth proportional to 18,989.73, 26,207.36 and 10,492.60 is: 14,480.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,989.73 : 26,207.36 = 10,492.60 : x
  2. Step 2: Convert to fraction form
    18,989.73/26,207.36 = 10,492.60/x
  3. Step 3: Cross multiply
    18,989.73x = 26,207.36 × 10,492.60
  4. Step 4: Simplify right side
    18,989.73x = 274,983,214.50
  5. Step 5: Solve for x
    x = 274,983,214.50/18,989.73
  6. Step 6: Final answer
    x = 14,480.63

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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.