Home / 39,263.48-58,894.30-12,609.42

Finding the Fourth Proportional to 39,263.48, 58,894.30 and 12,609.42

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Solution

The fourth proportional to 39,263.48, 58,894.30 and 12,609.42 is: 18,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,263.48 : 58,894.30 = 12,609.42 : x
  2. Step 2: Convert to fraction form
    39,263.48/58,894.30 = 12,609.42/x
  3. Step 3: Cross multiply
    39,263.48x = 58,894.30 × 12,609.42
  4. Step 4: Simplify right side
    39,263.48x = 742,622,759.21
  5. Step 5: Solve for x
    x = 742,622,759.21/39,263.48
  6. Step 6: Final answer
    x = 18,913.83

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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.