Home / 43,598.07-65,395.71-12,433.32

Finding the Fourth Proportional to 43,598.07, 65,395.71 and 12,433.32

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Solution

The fourth proportional to 43,598.07, 65,395.71 and 12,433.32 is: 18,649.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,598.07 : 65,395.71 = 12,433.32 : x
  2. Step 2: Convert to fraction form
    43,598.07/65,395.71 = 12,433.32/x
  3. Step 3: Cross multiply
    43,598.07x = 65,395.71 × 12,433.32
  4. Step 4: Simplify right side
    43,598.07x = 813,085,789.06
  5. Step 5: Solve for x
    x = 813,085,789.06/43,598.07
  6. Step 6: Final answer
    x = 18,649.58

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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.