Home / 43,607.21-65,411.06-15,528.35

Finding the Fourth Proportional to 43,607.21, 65,411.06 and 15,528.35

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Solution

The fourth proportional to 43,607.21, 65,411.06 and 15,528.35 is: 23,292.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,607.21 : 65,411.06 = 15,528.35 : x
  2. Step 2: Convert to fraction form
    43,607.21/65,411.06 = 15,528.35/x
  3. Step 3: Cross multiply
    43,607.21x = 65,411.06 × 15,528.35
  4. Step 4: Simplify right side
    43,607.21x = 1,015,725,833.55
  5. Step 5: Solve for x
    x = 1,015,725,833.55/43,607.21
  6. Step 6: Final answer
    x = 23,292.61

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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.