Home / 39,038.96-58,558.59-9,456.75

Finding the Fourth Proportional to 39,038.96, 58,558.59 and 9,456.75

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Solution

The fourth proportional to 39,038.96, 58,558.59 and 9,456.75 is: 14,185.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,038.96 : 58,558.59 = 9,456.75 : x
  2. Step 2: Convert to fraction form
    39,038.96/58,558.59 = 9,456.75/x
  3. Step 3: Cross multiply
    39,038.96x = 58,558.59 × 9,456.75
  4. Step 4: Simplify right side
    39,038.96x = 553,773,945.98
  5. Step 5: Solve for x
    x = 553,773,945.98/39,038.96
  6. Step 6: Final answer
    x = 14,185.16

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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.