Home / 39,380.82-59,038.54-15,673.74

Finding the Fourth Proportional to 39,380.82, 59,038.54 and 15,673.74

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Solution

The fourth proportional to 39,380.82, 59,038.54 and 15,673.74 is: 23,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,380.82 : 59,038.54 = 15,673.74 : x
  2. Step 2: Convert to fraction form
    39,380.82/59,038.54 = 15,673.74/x
  3. Step 3: Cross multiply
    39,380.82x = 59,038.54 × 15,673.74
  4. Step 4: Simplify right side
    39,380.82x = 925,354,725.94
  5. Step 5: Solve for x
    x = 925,354,725.94/39,380.82
  6. Step 6: Final answer
    x = 23,497.60

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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.