Home / 35,151.28-52,727.32-11,777.76

Finding the Fourth Proportional to 35,151.28, 52,727.32 and 11,777.76

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Solution

The fourth proportional to 35,151.28, 52,727.32 and 11,777.76 is: 17,666.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,151.28 : 52,727.32 = 11,777.76 : x
  2. Step 2: Convert to fraction form
    35,151.28/52,727.32 = 11,777.76/x
  3. Step 3: Cross multiply
    35,151.28x = 52,727.32 × 11,777.76
  4. Step 4: Simplify right side
    35,151.28x = 621,009,720.40
  5. Step 5: Solve for x
    x = 621,009,720.40/35,151.28
  6. Step 6: Final answer
    x = 17,666.77

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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.