Home / 39,368.30-59,052.90-9,786.20

Finding the Fourth Proportional to 39,368.30, 59,052.90 and 9,786.20

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Solution

The fourth proportional to 39,368.30, 59,052.90 and 9,786.20 is: 14,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368.30 : 59,052.90 = 9,786.20 : x
  2. Step 2: Convert to fraction form
    39,368.30/59,052.90 = 9,786.20/x
  3. Step 3: Cross multiply
    39,368.30x = 59,052.90 × 9,786.20
  4. Step 4: Simplify right side
    39,368.30x = 577,903,489.98
  5. Step 5: Solve for x
    x = 577,903,489.98/39,368.30
  6. Step 6: Final answer
    x = 14,679.41

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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.