Home / 10,903.37-16,355.12-10,372.14

Finding the Fourth Proportional to 10,903.37, 16,355.12 and 10,372.14

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Solution

The fourth proportional to 10,903.37, 16,355.12 and 10,372.14 is: 15,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903.37 : 16,355.12 = 10,372.14 : x
  2. Step 2: Convert to fraction form
    10,903.37/16,355.12 = 10,372.14/x
  3. Step 3: Cross multiply
    10,903.37x = 16,355.12 × 10,372.14
  4. Step 4: Simplify right side
    10,903.37x = 169,637,542.50
  5. Step 5: Solve for x
    x = 169,637,542.50/10,903.37
  6. Step 6: Final answer
    x = 15,558.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.