Home / 35,066.96-52,600.76-12,880.72

Finding the Fourth Proportional to 35,066.96, 52,600.76 and 12,880.72

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Solution

The fourth proportional to 35,066.96, 52,600.76 and 12,880.72 is: 19,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,066.96 : 52,600.76 = 12,880.72 : x
  2. Step 2: Convert to fraction form
    35,066.96/52,600.76 = 12,880.72/x
  3. Step 3: Cross multiply
    35,066.96x = 52,600.76 × 12,880.72
  4. Step 4: Simplify right side
    35,066.96x = 677,535,661.35
  5. Step 5: Solve for x
    x = 677,535,661.35/35,066.96
  6. Step 6: Final answer
    x = 19,321.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.