Home / 31,179.36-46,750.38-14,543.16

Finding the Fourth Proportional to 31,179.36, 46,750.38 and 14,543.16

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Solution

The fourth proportional to 31,179.36, 46,750.38 and 14,543.16 is: 21,806.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,179.36 : 46,750.38 = 14,543.16 : x
  2. Step 2: Convert to fraction form
    31,179.36/46,750.38 = 14,543.16/x
  3. Step 3: Cross multiply
    31,179.36x = 46,750.38 × 14,543.16
  4. Step 4: Simplify right side
    31,179.36x = 679,898,256.40
  5. Step 5: Solve for x
    x = 679,898,256.40/31,179.36
  6. Step 6: Final answer
    x = 21,806.04

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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.