Home / 34,916.16-48,185.37-18,999.66

Finding the Fourth Proportional to 34,916.16, 48,185.37 and 18,999.66

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Solution

The fourth proportional to 34,916.16, 48,185.37 and 18,999.66 is: 26,220.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,916.16 : 48,185.37 = 18,999.66 : x
  2. Step 2: Convert to fraction form
    34,916.16/48,185.37 = 18,999.66/x
  3. Step 3: Cross multiply
    34,916.16x = 48,185.37 × 18,999.66
  4. Step 4: Simplify right side
    34,916.16x = 915,505,646.97
  5. Step 5: Solve for x
    x = 915,505,646.97/34,916.16
  6. Step 6: Final answer
    x = 26,220.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.