Home / 13,303.12-19,958.72-6,288.52

Finding the Fourth Proportional to 13,303.12, 19,958.72 and 6,288.52

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Solution

The fourth proportional to 13,303.12, 19,958.72 and 6,288.52 is: 9,434.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.12 : 19,958.72 = 6,288.52 : x
  2. Step 2: Convert to fraction form
    13,303.12/19,958.72 = 6,288.52/x
  3. Step 3: Cross multiply
    13,303.12x = 19,958.72 × 6,288.52
  4. Step 4: Simplify right side
    13,303.12x = 125,510,809.89
  5. Step 5: Solve for x
    x = 125,510,809.89/13,303.12
  6. Step 6: Final answer
    x = 9,434.69

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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.