Home / 14,905.86-20,589.99-10,444.38

Finding the Fourth Proportional to 14,905.86, 20,589.99 and 10,444.38

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Solution

The fourth proportional to 14,905.86, 20,589.99 and 10,444.38 is: 14,427.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.86 : 20,589.99 = 10,444.38 : x
  2. Step 2: Convert to fraction form
    14,905.86/20,589.99 = 10,444.38/x
  3. Step 3: Cross multiply
    14,905.86x = 20,589.99 × 10,444.38
  4. Step 4: Simplify right side
    14,905.86x = 215,049,679.76
  5. Step 5: Solve for x
    x = 215,049,679.76/14,905.86
  6. Step 6: Final answer
    x = 14,427.19

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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.