Home / 39,302.66-58,932.12-13,000.34

Finding the Fourth Proportional to 39,302.66, 58,932.12 and 13,000.34

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Solution

The fourth proportional to 39,302.66, 58,932.12 and 13,000.34 is: 19,493.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,302.66 : 58,932.12 = 13,000.34 : x
  2. Step 2: Convert to fraction form
    39,302.66/58,932.12 = 13,000.34/x
  3. Step 3: Cross multiply
    39,302.66x = 58,932.12 × 13,000.34
  4. Step 4: Simplify right side
    39,302.66x = 766,137,596.92
  5. Step 5: Solve for x
    x = 766,137,596.92/39,302.66
  6. Step 6: Final answer
    x = 19,493.28

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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.