Home / 39,170.64-58,762.44-19,449.84

Finding the Fourth Proportional to 39,170.64, 58,762.44 and 19,449.84

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Solution

The fourth proportional to 39,170.64, 58,762.44 and 19,449.84 is: 29,177.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,170.64 : 58,762.44 = 19,449.84 : x
  2. Step 2: Convert to fraction form
    39,170.64/58,762.44 = 19,449.84/x
  3. Step 3: Cross multiply
    39,170.64x = 58,762.44 × 19,449.84
  4. Step 4: Simplify right side
    39,170.64x = 1,142,920,056.01
  5. Step 5: Solve for x
    x = 1,142,920,056.01/39,170.64
  6. Step 6: Final answer
    x = 29,177.98

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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.