Home / 31,979.10-44,130.66-18,552.62

Finding the Fourth Proportional to 31,979.10, 44,130.66 and 18,552.62

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Solution

The fourth proportional to 31,979.10, 44,130.66 and 18,552.62 is: 25,602.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,979.10 : 44,130.66 = 18,552.62 : x
  2. Step 2: Convert to fraction form
    31,979.10/44,130.66 = 18,552.62/x
  3. Step 3: Cross multiply
    31,979.10x = 44,130.66 × 18,552.62
  4. Step 4: Simplify right side
    31,979.10x = 818,739,365.33
  5. Step 5: Solve for x
    x = 818,739,365.33/31,979.10
  6. Step 6: Final answer
    x = 25,602.33

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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.