Home / 39,326.22-58,999.41-13,038.30

Finding the Fourth Proportional to 39,326.22, 58,999.41 and 13,038.30

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Solution

The fourth proportional to 39,326.22, 58,999.41 and 13,038.30 is: 19,560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,326.22 : 58,999.41 = 13,038.30 : x
  2. Step 2: Convert to fraction form
    39,326.22/58,999.41 = 13,038.30/x
  3. Step 3: Cross multiply
    39,326.22x = 58,999.41 × 13,038.30
  4. Step 4: Simplify right side
    39,326.22x = 769,252,007.40
  5. Step 5: Solve for x
    x = 769,252,007.40/39,326.22
  6. Step 6: Final answer
    x = 19,560.79

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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.