Home / 38,329.86-52,894.67-21,334.82

Finding the Fourth Proportional to 38,329.86, 52,894.67 and 21,334.82

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Solution

The fourth proportional to 38,329.86, 52,894.67 and 21,334.82 is: 29,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,329.86 : 52,894.67 = 21,334.82 : x
  2. Step 2: Convert to fraction form
    38,329.86/52,894.67 = 21,334.82/x
  3. Step 3: Cross multiply
    38,329.86x = 52,894.67 × 21,334.82
  4. Step 4: Simplify right side
    38,329.86x = 1,128,498,263.41
  5. Step 5: Solve for x
    x = 1,128,498,263.41/38,329.86
  6. Step 6: Final answer
    x = 29,441.75

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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.