Home / 31,238.46-46,850.40-14,582.70

Finding the Fourth Proportional to 31,238.46, 46,850.40 and 14,582.70

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Solution

The fourth proportional to 31,238.46, 46,850.40 and 14,582.70 is: 21,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,238.46 : 46,850.40 = 14,582.70 : x
  2. Step 2: Convert to fraction form
    31,238.46/46,850.40 = 14,582.70/x
  3. Step 3: Cross multiply
    31,238.46x = 46,850.40 × 14,582.70
  4. Step 4: Simplify right side
    31,238.46x = 683,205,328.08
  5. Step 5: Solve for x
    x = 683,205,328.08/31,238.46
  6. Step 6: Final answer
    x = 21,870.65

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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.