Home / 30,327.98-45,331.72-26,347.64

Finding the Fourth Proportional to 30,327.98, 45,331.72 and 26,347.64

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Solution

The fourth proportional to 30,327.98, 45,331.72 and 26,347.64 is: 39,382.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,327.98 : 45,331.72 = 26,347.64 : x
  2. Step 2: Convert to fraction form
    30,327.98/45,331.72 = 26,347.64/x
  3. Step 3: Cross multiply
    30,327.98x = 45,331.72 × 26,347.64
  4. Step 4: Simplify right side
    30,327.98x = 1,194,383,839.14
  5. Step 5: Solve for x
    x = 1,194,383,839.14/30,327.98
  6. Step 6: Final answer
    x = 39,382.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.