Home / 39,852.70-59,774.03-11,772.22

Finding the Fourth Proportional to 39,852.70, 59,774.03 and 11,772.22

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Solution

The fourth proportional to 39,852.70, 59,774.03 and 11,772.22 is: 17,656.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,852.70 : 59,774.03 = 11,772.22 : x
  2. Step 2: Convert to fraction form
    39,852.70/59,774.03 = 11,772.22/x
  3. Step 3: Cross multiply
    39,852.70x = 59,774.03 × 11,772.22
  4. Step 4: Simplify right side
    39,852.70x = 703,673,031.45
  5. Step 5: Solve for x
    x = 703,673,031.45/39,852.70
  6. Step 6: Final answer
    x = 17,656.85

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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.