Home / 43,472.16-65,212.56-15,772.32

Finding the Fourth Proportional to 43,472.16, 65,212.56 and 15,772.32

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Solution

The fourth proportional to 43,472.16, 65,212.56 and 15,772.32 is: 23,660.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,472.16 : 65,212.56 = 15,772.32 : x
  2. Step 2: Convert to fraction form
    43,472.16/65,212.56 = 15,772.32/x
  3. Step 3: Cross multiply
    43,472.16x = 65,212.56 × 15,772.32
  4. Step 4: Simplify right side
    43,472.16x = 1,028,553,364.34
  5. Step 5: Solve for x
    x = 1,028,553,364.34/43,472.16
  6. Step 6: Final answer
    x = 23,660.05

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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.