Home / 35,618.31-49,151.66-19,485.23

Finding the Fourth Proportional to 35,618.31, 49,151.66 and 19,485.23

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Solution

The fourth proportional to 35,618.31, 49,151.66 and 19,485.23 is: 26,888.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,618.31 : 49,151.66 = 19,485.23 : x
  2. Step 2: Convert to fraction form
    35,618.31/49,151.66 = 19,485.23/x
  3. Step 3: Cross multiply
    35,618.31x = 49,151.66 × 19,485.23
  4. Step 4: Simplify right side
    35,618.31x = 957,731,056.80
  5. Step 5: Solve for x
    x = 957,731,056.80/35,618.31
  6. Step 6: Final answer
    x = 26,888.73

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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.