Home / 39,945.84-59,924.52-12,246

Finding the Fourth Proportional to 39,945.84, 59,924.52 and 12,246

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Solution

The fourth proportional to 39,945.84, 59,924.52 and 12,246 is: 18,370.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,945.84 : 59,924.52 = 12,246 : x
  2. Step 2: Convert to fraction form
    39,945.84/59,924.52 = 12,246/x
  3. Step 3: Cross multiply
    39,945.84x = 59,924.52 × 12,246
  4. Step 4: Simplify right side
    39,945.84x = 733,835,671.92
  5. Step 5: Solve for x
    x = 733,835,671.92/39,945.84
  6. Step 6: Final answer
    x = 18,370.77

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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.