Home / 46,380.09-69,565.13-31,482.68

Finding the Fourth Proportional to 46,380.09, 69,565.13 and 31,482.68

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Solution

The fourth proportional to 46,380.09, 69,565.13 and 31,482.68 is: 47,220.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,380.09 : 69,565.13 = 31,482.68 : x
  2. Step 2: Convert to fraction form
    46,380.09/69,565.13 = 31,482.68/x
  3. Step 3: Cross multiply
    46,380.09x = 69,565.13 × 31,482.68
  4. Step 4: Simplify right side
    46,380.09x = 2,190,096,339.77
  5. Step 5: Solve for x
    x = 2,190,096,339.77/46,380.09
  6. Step 6: Final answer
    x = 47,220.61

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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.