Home / 13,595.10-20,368.35-11,651.10

Finding the Fourth Proportional to 13,595.10, 20,368.35 and 11,651.10

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Solution

The fourth proportional to 13,595.10, 20,368.35 and 11,651.10 is: 17,455.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595.10 : 20,368.35 = 11,651.10 : x
  2. Step 2: Convert to fraction form
    13,595.10/20,368.35 = 11,651.10/x
  3. Step 3: Cross multiply
    13,595.10x = 20,368.35 × 11,651.10
  4. Step 4: Simplify right side
    13,595.10x = 237,313,682.69
  5. Step 5: Solve for x
    x = 237,313,682.69/13,595.10
  6. Step 6: Final answer
    x = 17,455.82

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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.