Home / 51,204.64-70,686.12-36,109.60

Finding the Fourth Proportional to 51,204.64, 70,686.12 and 36,109.60

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Solution

The fourth proportional to 51,204.64, 70,686.12 and 36,109.60 is: 49,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,204.64 : 70,686.12 = 36,109.60 : x
  2. Step 2: Convert to fraction form
    51,204.64/70,686.12 = 36,109.60/x
  3. Step 3: Cross multiply
    51,204.64x = 70,686.12 × 36,109.60
  4. Step 4: Simplify right side
    51,204.64x = 2,552,447,518.75
  5. Step 5: Solve for x
    x = 2,552,447,518.75/51,204.64
  6. Step 6: Final answer
    x = 49,847.97

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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.