Home / 39,588.52-59,381.34-11,885.80

Finding the Fourth Proportional to 39,588.52, 59,381.34 and 11,885.80

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Solution

The fourth proportional to 39,588.52, 59,381.34 and 11,885.80 is: 17,828.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,588.52 : 59,381.34 = 11,885.80 : x
  2. Step 2: Convert to fraction form
    39,588.52/59,381.34 = 11,885.80/x
  3. Step 3: Cross multiply
    39,588.52x = 59,381.34 × 11,885.80
  4. Step 4: Simplify right side
    39,588.52x = 705,794,730.97
  5. Step 5: Solve for x
    x = 705,794,730.97/39,588.52
  6. Step 6: Final answer
    x = 17,828.27

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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.