Home / 13,315.16-19,958.16-6,732.30

Finding the Fourth Proportional to 13,315.16, 19,958.16 and 6,732.30

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Solution

The fourth proportional to 13,315.16, 19,958.16 and 6,732.30 is: 10,091.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,315.16 : 19,958.16 = 6,732.30 : x
  2. Step 2: Convert to fraction form
    13,315.16/19,958.16 = 6,732.30/x
  3. Step 3: Cross multiply
    13,315.16x = 19,958.16 × 6,732.30
  4. Step 4: Simplify right side
    13,315.16x = 134,364,320.57
  5. Step 5: Solve for x
    x = 134,364,320.57/13,315.16
  6. Step 6: Final answer
    x = 10,091.08

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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.