Home / 14,219.34-19,610.87-10,676.40

Finding the Fourth Proportional to 14,219.34, 19,610.87 and 10,676.40

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Solution

The fourth proportional to 14,219.34, 19,610.87 and 10,676.40 is: 14,724.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,219.34 : 19,610.87 = 10,676.40 : x
  2. Step 2: Convert to fraction form
    14,219.34/19,610.87 = 10,676.40/x
  3. Step 3: Cross multiply
    14,219.34x = 19,610.87 × 10,676.40
  4. Step 4: Simplify right side
    14,219.34x = 209,373,492.47
  5. Step 5: Solve for x
    x = 209,373,492.47/14,219.34
  6. Step 6: Final answer
    x = 14,724.56

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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.