Home / 39,623.16-59,441.13-12,961.38

Finding the Fourth Proportional to 39,623.16, 59,441.13 and 12,961.38

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Solution

The fourth proportional to 39,623.16, 59,441.13 and 12,961.38 is: 19,444.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,623.16 : 59,441.13 = 12,961.38 : x
  2. Step 2: Convert to fraction form
    39,623.16/59,441.13 = 12,961.38/x
  3. Step 3: Cross multiply
    39,623.16x = 59,441.13 × 12,961.38
  4. Step 4: Simplify right side
    39,623.16x = 770,439,073.56
  5. Step 5: Solve for x
    x = 770,439,073.56/39,623.16
  6. Step 6: Final answer
    x = 19,444.16

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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.