Home / 53,014.85-79,534.05-17,487.19

Finding the Fourth Proportional to 53,014.85, 79,534.05 and 17,487.19

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Solution

The fourth proportional to 53,014.85, 79,534.05 and 17,487.19 is: 26,234.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,014.85 : 79,534.05 = 17,487.19 : x
  2. Step 2: Convert to fraction form
    53,014.85/79,534.05 = 17,487.19/x
  3. Step 3: Cross multiply
    53,014.85x = 79,534.05 × 17,487.19
  4. Step 4: Simplify right side
    53,014.85x = 1,390,827,176.03
  5. Step 5: Solve for x
    x = 1,390,827,176.03/53,014.85
  6. Step 6: Final answer
    x = 26,234.67

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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.