Home / 18,298.17-25,251.53-9,914.67

Finding the Fourth Proportional to 18,298.17, 25,251.53 and 9,914.67

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Solution

The fourth proportional to 18,298.17, 25,251.53 and 9,914.67 is: 13,682.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,298.17 : 25,251.53 = 9,914.67 : x
  2. Step 2: Convert to fraction form
    18,298.17/25,251.53 = 9,914.67/x
  3. Step 3: Cross multiply
    18,298.17x = 25,251.53 × 9,914.67
  4. Step 4: Simplify right side
    18,298.17x = 250,360,537.37
  5. Step 5: Solve for x
    x = 250,360,537.37/18,298.17
  6. Step 6: Final answer
    x = 13,682.27

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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.