Home / 26,420.09-36,463.46-16,351.78

Finding the Fourth Proportional to 26,420.09, 36,463.46 and 16,351.78

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Solution

The fourth proportional to 26,420.09, 36,463.46 and 16,351.78 is: 22,567.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.09 : 36,463.46 = 16,351.78 : x
  2. Step 2: Convert to fraction form
    26,420.09/36,463.46 = 16,351.78/x
  3. Step 3: Cross multiply
    26,420.09x = 36,463.46 × 16,351.78
  4. Step 4: Simplify right side
    26,420.09x = 596,242,475.96
  5. Step 5: Solve for x
    x = 596,242,475.96/26,420.09
  6. Step 6: Final answer
    x = 22,567.77

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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.