Home / 13,595.13-20,400.91-4,829.38

Finding the Fourth Proportional to 13,595.13, 20,400.91 and 4,829.38

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Solution

The fourth proportional to 13,595.13, 20,400.91 and 4,829.38 is: 7,246.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595.13 : 20,400.91 = 4,829.38 : x
  2. Step 2: Convert to fraction form
    13,595.13/20,400.91 = 4,829.38/x
  3. Step 3: Cross multiply
    13,595.13x = 20,400.91 × 4,829.38
  4. Step 4: Simplify right side
    13,595.13x = 98,523,746.74
  5. Step 5: Solve for x
    x = 98,523,746.74/13,595.13
  6. Step 6: Final answer
    x = 7,246.99

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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.