Home / 53,199.09-79,792.14-13,752.90

Finding the Fourth Proportional to 53,199.09, 79,792.14 and 13,752.90

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Solution

The fourth proportional to 53,199.09, 79,792.14 and 13,752.90 is: 20,627.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,199.09 : 79,792.14 = 13,752.90 : x
  2. Step 2: Convert to fraction form
    53,199.09/79,792.14 = 13,752.90/x
  3. Step 3: Cross multiply
    53,199.09x = 79,792.14 × 13,752.90
  4. Step 4: Simplify right side
    53,199.09x = 1,097,373,322.21
  5. Step 5: Solve for x
    x = 1,097,373,322.21/53,199.09
  6. Step 6: Final answer
    x = 20,627.67

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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.