Home / 24,420.43-36,628.29-7,777.51

Finding the Fourth Proportional to 24,420.43, 36,628.29 and 7,777.51

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Solution

The fourth proportional to 24,420.43, 36,628.29 and 7,777.51 is: 11,665.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,420.43 : 36,628.29 = 7,777.51 : x
  2. Step 2: Convert to fraction form
    24,420.43/36,628.29 = 7,777.51/x
  3. Step 3: Cross multiply
    24,420.43x = 36,628.29 × 7,777.51
  4. Step 4: Simplify right side
    24,420.43x = 284,876,800.19
  5. Step 5: Solve for x
    x = 284,876,800.19/24,420.43
  6. Step 6: Final answer
    x = 11,665.51

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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.