Home / 41,366.07-57,085.65-30,999.48

Finding the Fourth Proportional to 41,366.07, 57,085.65 and 30,999.48

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Solution

The fourth proportional to 41,366.07, 57,085.65 and 30,999.48 is: 42,779.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,366.07 : 57,085.65 = 30,999.48 : x
  2. Step 2: Convert to fraction form
    41,366.07/57,085.65 = 30,999.48/x
  3. Step 3: Cross multiply
    41,366.07x = 57,085.65 × 30,999.48
  4. Step 4: Simplify right side
    41,366.07x = 1,769,625,465.46
  5. Step 5: Solve for x
    x = 1,769,625,465.46/41,366.07
  6. Step 6: Final answer
    x = 42,779.64

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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.