Home / 31,302.48-46,924.32-10,511.40

Finding the Fourth Proportional to 31,302.48, 46,924.32 and 10,511.40

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Solution

The fourth proportional to 31,302.48, 46,924.32 and 10,511.40 is: 15,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,302.48 : 46,924.32 = 10,511.40 : x
  2. Step 2: Convert to fraction form
    31,302.48/46,924.32 = 10,511.40/x
  3. Step 3: Cross multiply
    31,302.48x = 46,924.32 × 10,511.40
  4. Step 4: Simplify right side
    31,302.48x = 493,240,297.25
  5. Step 5: Solve for x
    x = 493,240,297.25/31,302.48
  6. Step 6: Final answer
    x = 15,757.23

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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.