Home / 38,031.50-57,054.85-11,735.25

Finding the Fourth Proportional to 38,031.50, 57,054.85 and 11,735.25

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Solution

The fourth proportional to 38,031.50, 57,054.85 and 11,735.25 is: 17,605.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,031.50 : 57,054.85 = 11,735.25 : x
  2. Step 2: Convert to fraction form
    38,031.50/57,054.85 = 11,735.25/x
  3. Step 3: Cross multiply
    38,031.50x = 57,054.85 × 11,735.25
  4. Step 4: Simplify right side
    38,031.50x = 669,552,928.46
  5. Step 5: Solve for x
    x = 669,552,928.46/38,031.50
  6. Step 6: Final answer
    x = 17,605.22

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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.