Home / 31,010.76-46,521.90-14,359.80

Finding the Fourth Proportional to 31,010.76, 46,521.90 and 14,359.80

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Solution

The fourth proportional to 31,010.76, 46,521.90 and 14,359.80 is: 21,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,010.76 : 46,521.90 = 14,359.80 : x
  2. Step 2: Convert to fraction form
    31,010.76/46,521.90 = 14,359.80/x
  3. Step 3: Cross multiply
    31,010.76x = 46,521.90 × 14,359.80
  4. Step 4: Simplify right side
    31,010.76x = 668,045,179.62
  5. Step 5: Solve for x
    x = 668,045,179.62/31,010.76
  6. Step 6: Final answer
    x = 21,542.37

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1.5x scale

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.