Home / 43,392.30-65,088.45-15,683.82

Finding the Fourth Proportional to 43,392.30, 65,088.45 and 15,683.82

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Solution

The fourth proportional to 43,392.30, 65,088.45 and 15,683.82 is: 23,525.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,392.30 : 65,088.45 = 15,683.82 : x
  2. Step 2: Convert to fraction form
    43,392.30/65,088.45 = 15,683.82/x
  3. Step 3: Cross multiply
    43,392.30x = 65,088.45 × 15,683.82
  4. Step 4: Simplify right side
    43,392.30x = 1,020,835,533.88
  5. Step 5: Solve for x
    x = 1,020,835,533.88/43,392.30
  6. Step 6: Final answer
    x = 23,525.73

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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.