Home / 38,746.01-58,125.44-13,780.80

Finding the Fourth Proportional to 38,746.01, 58,125.44 and 13,780.80

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Solution

The fourth proportional to 38,746.01, 58,125.44 and 13,780.80 is: 20,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,746.01 : 58,125.44 = 13,780.80 : x
  2. Step 2: Convert to fraction form
    38,746.01/58,125.44 = 13,780.80/x
  3. Step 3: Cross multiply
    38,746.01x = 58,125.44 × 13,780.80
  4. Step 4: Simplify right side
    38,746.01x = 801,015,063.55
  5. Step 5: Solve for x
    x = 801,015,063.55/38,746.01
  6. Step 6: Final answer
    x = 20,673.49

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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.