Home / 23,430.72-35,134.74-8,646.60

Finding the Fourth Proportional to 23,430.72, 35,134.74 and 8,646.60

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Solution

The fourth proportional to 23,430.72, 35,134.74 and 8,646.60 is: 12,965.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,430.72 : 35,134.74 = 8,646.60 : x
  2. Step 2: Convert to fraction form
    23,430.72/35,134.74 = 8,646.60/x
  3. Step 3: Cross multiply
    23,430.72x = 35,134.74 × 8,646.60
  4. Step 4: Simplify right side
    23,430.72x = 303,796,042.88
  5. Step 5: Solve for x
    x = 303,796,042.88/23,430.72
  6. Step 6: Final answer
    x = 12,965.72

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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.