Home / 58,311.41-80,470.07-32,818.28

Finding the Fourth Proportional to 58,311.41, 80,470.07 and 32,818.28

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Solution

The fourth proportional to 58,311.41, 80,470.07 and 32,818.28 is: 45,289.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,311.41 : 80,470.07 = 32,818.28 : x
  2. Step 2: Convert to fraction form
    58,311.41/80,470.07 = 32,818.28/x
  3. Step 3: Cross multiply
    58,311.41x = 80,470.07 × 32,818.28
  4. Step 4: Simplify right side
    58,311.41x = 2,640,888,968.57
  5. Step 5: Solve for x
    x = 2,640,888,968.57/58,311.41
  6. Step 6: Final answer
    x = 45,289.41

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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.