Home / 46,509.29-69,763.93-20,207.88

Finding the Fourth Proportional to 46,509.29, 69,763.93 and 20,207.88

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Solution

The fourth proportional to 46,509.29, 69,763.93 and 20,207.88 is: 30,311.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,509.29 : 69,763.93 = 20,207.88 : x
  2. Step 2: Convert to fraction form
    46,509.29/69,763.93 = 20,207.88/x
  3. Step 3: Cross multiply
    46,509.29x = 69,763.93 × 20,207.88
  4. Step 4: Simplify right side
    46,509.29x = 1,409,781,188.92
  5. Step 5: Solve for x
    x = 1,409,781,188.92/46,509.29
  6. Step 6: Final answer
    x = 30,311.82

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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.