Home / 35,379.18-48,822.21-19,463.63

Finding the Fourth Proportional to 35,379.18, 48,822.21 and 19,463.63

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Solution

The fourth proportional to 35,379.18, 48,822.21 and 19,463.63 is: 26,859.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,379.18 : 48,822.21 = 19,463.63 : x
  2. Step 2: Convert to fraction form
    35,379.18/48,822.21 = 19,463.63/x
  3. Step 3: Cross multiply
    35,379.18x = 48,822.21 × 19,463.63
  4. Step 4: Simplify right side
    35,379.18x = 950,257,187.11
  5. Step 5: Solve for x
    x = 950,257,187.11/35,379.18
  6. Step 6: Final answer
    x = 26,859.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.