Home / 15,777.01-23,662.34-5,778.35

Finding the Fourth Proportional to 15,777.01, 23,662.34 and 5,778.35

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Solution

The fourth proportional to 15,777.01, 23,662.34 and 5,778.35 is: 8,666.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,777.01 : 23,662.34 = 5,778.35 : x
  2. Step 2: Convert to fraction form
    15,777.01/23,662.34 = 5,778.35/x
  3. Step 3: Cross multiply
    15,777.01x = 23,662.34 × 5,778.35
  4. Step 4: Simplify right side
    15,777.01x = 136,729,282.34
  5. Step 5: Solve for x
    x = 136,729,282.34/15,777.01
  6. Step 6: Final answer
    x = 8,666.36

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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.