Home / 25,777.48-38,656.73-8,906.19

Finding the Fourth Proportional to 25,777.48, 38,656.73 and 8,906.19

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Solution

The fourth proportional to 25,777.48, 38,656.73 and 8,906.19 is: 13,356.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,777.48 : 38,656.73 = 8,906.19 : x
  2. Step 2: Convert to fraction form
    25,777.48/38,656.73 = 8,906.19/x
  3. Step 3: Cross multiply
    25,777.48x = 38,656.73 × 8,906.19
  4. Step 4: Simplify right side
    25,777.48x = 344,284,182.16
  5. Step 5: Solve for x
    x = 344,284,182.16/25,777.48
  6. Step 6: Final answer
    x = 13,356.01

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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.