Home / 24,331.78-33,577.80-13,153.78

Finding the Fourth Proportional to 24,331.78, 33,577.80 and 13,153.78

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Solution

The fourth proportional to 24,331.78, 33,577.80 and 13,153.78 is: 18,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,331.78 : 33,577.80 = 13,153.78 : x
  2. Step 2: Convert to fraction form
    24,331.78/33,577.80 = 13,153.78/x
  3. Step 3: Cross multiply
    24,331.78x = 33,577.80 × 13,153.78
  4. Step 4: Simplify right side
    24,331.78x = 441,674,994.08
  5. Step 5: Solve for x
    x = 441,674,994.08/24,331.78
  6. Step 6: Final answer
    x = 18,152.19

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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.