Home / 23,370.55-35,018.38-12,276.79

Finding the Fourth Proportional to 23,370.55, 35,018.38 and 12,276.79

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Solution

The fourth proportional to 23,370.55, 35,018.38 and 12,276.79 is: 18,395.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,370.55 : 35,018.38 = 12,276.79 : x
  2. Step 2: Convert to fraction form
    23,370.55/35,018.38 = 12,276.79/x
  3. Step 3: Cross multiply
    23,370.55x = 35,018.38 × 12,276.79
  4. Step 4: Simplify right side
    23,370.55x = 429,913,297.40
  5. Step 5: Solve for x
    x = 429,913,297.40/23,370.55
  6. Step 6: Final answer
    x = 18,395.51

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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.