Home / 13,901.54-19,176.58-10,538.42

Finding the Fourth Proportional to 13,901.54, 19,176.58 and 10,538.42

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Solution

The fourth proportional to 13,901.54, 19,176.58 and 10,538.42 is: 14,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901.54 : 19,176.58 = 10,538.42 : x
  2. Step 2: Convert to fraction form
    13,901.54/19,176.58 = 10,538.42/x
  3. Step 3: Cross multiply
    13,901.54x = 19,176.58 × 10,538.42
  4. Step 4: Simplify right side
    13,901.54x = 202,090,771.49
  5. Step 5: Solve for x
    x = 202,090,771.49/13,901.54
  6. Step 6: Final answer
    x = 14,537.30

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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.