Home / 17,904.86-24,709.26-9,947.72

Finding the Fourth Proportional to 17,904.86, 24,709.26 and 9,947.72

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Solution

The fourth proportional to 17,904.86, 24,709.26 and 9,947.72 is: 13,728.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,904.86 : 24,709.26 = 9,947.72 : x
  2. Step 2: Convert to fraction form
    17,904.86/24,709.26 = 9,947.72/x
  3. Step 3: Cross multiply
    17,904.86x = 24,709.26 × 9,947.72
  4. Step 4: Simplify right side
    17,904.86x = 245,800,676.34
  5. Step 5: Solve for x
    x = 245,800,676.34/17,904.86
  6. Step 6: Final answer
    x = 13,728.16

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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.