Home / 28,553.13-42,805.06-13,741.67

Finding the Fourth Proportional to 28,553.13, 42,805.06 and 13,741.67

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Solution

The fourth proportional to 28,553.13, 42,805.06 and 13,741.67 is: 20,600.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,553.13 : 42,805.06 = 13,741.67 : x
  2. Step 2: Convert to fraction form
    28,553.13/42,805.06 = 13,741.67/x
  3. Step 3: Cross multiply
    28,553.13x = 42,805.06 × 13,741.67
  4. Step 4: Simplify right side
    28,553.13x = 588,213,008.85
  5. Step 5: Solve for x
    x = 588,213,008.85/28,553.13
  6. Step 6: Final answer
    x = 20,600.65

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1.5x scale

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.