Home / 31,036.74-46,535.06-14,388.21

Finding the Fourth Proportional to 31,036.74, 46,535.06 and 14,388.21

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Solution

The fourth proportional to 31,036.74, 46,535.06 and 14,388.21 is: 21,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,036.74 : 46,535.06 = 14,388.21 : x
  2. Step 2: Convert to fraction form
    31,036.74/46,535.06 = 14,388.21/x
  3. Step 3: Cross multiply
    31,036.74x = 46,535.06 × 14,388.21
  4. Step 4: Simplify right side
    31,036.74x = 669,556,143.70
  5. Step 5: Solve for x
    x = 669,556,143.70/31,036.74
  6. Step 6: Final answer
    x = 21,573.02

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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.