Home / 38,330.46-52,895.48-21,334.70

Finding the Fourth Proportional to 38,330.46, 52,895.48 and 21,334.70

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Solution

The fourth proportional to 38,330.46, 52,895.48 and 21,334.70 is: 29,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,330.46 : 52,895.48 = 21,334.70 : x
  2. Step 2: Convert to fraction form
    38,330.46/52,895.48 = 21,334.70/x
  3. Step 3: Cross multiply
    38,330.46x = 52,895.48 × 21,334.70
  4. Step 4: Simplify right side
    38,330.46x = 1,128,509,197.16
  5. Step 5: Solve for x
    x = 1,128,509,197.16/38,330.46
  6. Step 6: Final answer
    x = 29,441.58

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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.