Home / 31,068.39-46,582.49-13,310.67

Finding the Fourth Proportional to 31,068.39, 46,582.49 and 13,310.67

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Solution

The fourth proportional to 31,068.39, 46,582.49 and 13,310.67 is: 19,957.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,068.39 : 46,582.49 = 13,310.67 : x
  2. Step 2: Convert to fraction form
    31,068.39/46,582.49 = 13,310.67/x
  3. Step 3: Cross multiply
    31,068.39x = 46,582.49 × 13,310.67
  4. Step 4: Simplify right side
    31,068.39x = 620,044,085.61
  5. Step 5: Solve for x
    x = 620,044,085.61/31,068.39
  6. Step 6: Final answer
    x = 19,957.39

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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.