Home / 51,327.12-70,792.20-35,438.16

Finding the Fourth Proportional to 51,327.12, 70,792.20 and 35,438.16

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Solution

The fourth proportional to 51,327.12, 70,792.20 and 35,438.16 is: 48,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,327.12 : 70,792.20 = 35,438.16 : x
  2. Step 2: Convert to fraction form
    51,327.12/70,792.20 = 35,438.16/x
  3. Step 3: Cross multiply
    51,327.12x = 70,792.20 × 35,438.16
  4. Step 4: Simplify right side
    51,327.12x = 2,508,745,310.35
  5. Step 5: Solve for x
    x = 2,508,745,310.35/51,327.12
  6. Step 6: Final answer
    x = 48,877.58

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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.