Home / 13,484.13-18,595.59-9,241.35

Finding the Fourth Proportional to 13,484.13, 18,595.59 and 9,241.35

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Solution

The fourth proportional to 13,484.13, 18,595.59 and 9,241.35 is: 12,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484.13 : 18,595.59 = 9,241.35 : x
  2. Step 2: Convert to fraction form
    13,484.13/18,595.59 = 9,241.35/x
  3. Step 3: Cross multiply
    13,484.13x = 18,595.59 × 9,241.35
  4. Step 4: Simplify right side
    13,484.13x = 171,848,355.65
  5. Step 5: Solve for x
    x = 171,848,355.65/13,484.13
  6. Step 6: Final answer
    x = 12,744.49

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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.