Home / 64,518.50-96,777.75-17,771.38

Finding the Fourth Proportional to 64,518.50, 96,777.75 and 17,771.38

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Solution

The fourth proportional to 64,518.50, 96,777.75 and 17,771.38 is: 26,657.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,518.50 : 96,777.75 = 17,771.38 : x
  2. Step 2: Convert to fraction form
    64,518.50/96,777.75 = 17,771.38/x
  3. Step 3: Cross multiply
    64,518.50x = 96,777.75 × 17,771.38
  4. Step 4: Simplify right side
    64,518.50x = 1,719,874,170.80
  5. Step 5: Solve for x
    x = 1,719,874,170.80/64,518.50
  6. Step 6: Final answer
    x = 26,657.07

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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.