Home / 13,253.86-19,868.43-4,482.67

Finding the Fourth Proportional to 13,253.86, 19,868.43 and 4,482.67

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Solution

The fourth proportional to 13,253.86, 19,868.43 and 4,482.67 is: 6,719.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253.86 : 19,868.43 = 4,482.67 : x
  2. Step 2: Convert to fraction form
    13,253.86/19,868.43 = 4,482.67/x
  3. Step 3: Cross multiply
    13,253.86x = 19,868.43 × 4,482.67
  4. Step 4: Simplify right side
    13,253.86x = 89,063,615.11
  5. Step 5: Solve for x
    x = 89,063,615.11/13,253.86
  6. Step 6: Final answer
    x = 6,719.82

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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.