Home / 13,835.58-19,113.92-9,066.86

Finding the Fourth Proportional to 13,835.58, 19,113.92 and 9,066.86

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Solution

The fourth proportional to 13,835.58, 19,113.92 and 9,066.86 is: 12,525.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,835.58 : 19,113.92 = 9,066.86 : x
  2. Step 2: Convert to fraction form
    13,835.58/19,113.92 = 9,066.86/x
  3. Step 3: Cross multiply
    13,835.58x = 19,113.92 × 9,066.86
  4. Step 4: Simplify right side
    13,835.58x = 173,303,236.69
  5. Step 5: Solve for x
    x = 173,303,236.69/13,835.58
  6. Step 6: Final answer
    x = 12,525.91

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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.