Home / 35,789.65-49,390.29-19,436.86

Finding the Fourth Proportional to 35,789.65, 49,390.29 and 19,436.86

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Solution

The fourth proportional to 35,789.65, 49,390.29 and 19,436.86 is: 26,823.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,789.65 : 49,390.29 = 19,436.86 : x
  2. Step 2: Convert to fraction form
    35,789.65/49,390.29 = 19,436.86/x
  3. Step 3: Cross multiply
    35,789.65x = 49,390.29 × 19,436.86
  4. Step 4: Simplify right side
    35,789.65x = 959,992,213.83
  5. Step 5: Solve for x
    x = 959,992,213.83/35,789.65
  6. Step 6: Final answer
    x = 26,823.18

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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.