Home / 38,256.45-52,792.20-21,261.89

Finding the Fourth Proportional to 38,256.45, 52,792.20 and 21,261.89

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Solution

The fourth proportional to 38,256.45, 52,792.20 and 21,261.89 is: 29,340.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,256.45 : 52,792.20 = 21,261.89 : x
  2. Step 2: Convert to fraction form
    38,256.45/52,792.20 = 21,261.89/x
  3. Step 3: Cross multiply
    38,256.45x = 52,792.20 × 21,261.89
  4. Step 4: Simplify right side
    38,256.45x = 1,122,461,685.30
  5. Step 5: Solve for x
    x = 1,122,461,685.30/38,256.45
  6. Step 6: Final answer
    x = 29,340.46

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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.