Home / 39,079.44-53,951.40-36,707.76

Finding the Fourth Proportional to 39,079.44, 53,951.40 and 36,707.76

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Solution

The fourth proportional to 39,079.44, 53,951.40 and 36,707.76 is: 50,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,079.44 : 53,951.40 = 36,707.76 : x
  2. Step 2: Convert to fraction form
    39,079.44/53,951.40 = 36,707.76/x
  3. Step 3: Cross multiply
    39,079.44x = 53,951.40 × 36,707.76
  4. Step 4: Simplify right side
    39,079.44x = 1,980,435,042.86
  5. Step 5: Solve for x
    x = 1,980,435,042.86/39,079.44
  6. Step 6: Final answer
    x = 50,677.16

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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.