Home / 36,154.35-49,891.55-21,047.45

Finding the Fourth Proportional to 36,154.35, 49,891.55 and 21,047.45

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Solution

The fourth proportional to 36,154.35, 49,891.55 and 21,047.45 is: 29,044.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,154.35 : 49,891.55 = 21,047.45 : x
  2. Step 2: Convert to fraction form
    36,154.35/49,891.55 = 21,047.45/x
  3. Step 3: Cross multiply
    36,154.35x = 49,891.55 × 21,047.45
  4. Step 4: Simplify right side
    36,154.35x = 1,050,089,549.35
  5. Step 5: Solve for x
    x = 1,050,089,549.35/36,154.35
  6. Step 6: Final answer
    x = 29,044.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.