Home / 54,364.08-81,546.18-14,921.49

Finding the Fourth Proportional to 54,364.08, 81,546.18 and 14,921.49

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Solution

The fourth proportional to 54,364.08, 81,546.18 and 14,921.49 is: 22,382.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,364.08 : 81,546.18 = 14,921.49 : x
  2. Step 2: Convert to fraction form
    54,364.08/81,546.18 = 14,921.49/x
  3. Step 3: Cross multiply
    54,364.08x = 81,546.18 × 14,921.49
  4. Step 4: Simplify right side
    54,364.08x = 1,216,790,509.41
  5. Step 5: Solve for x
    x = 1,216,790,509.41/54,364.08
  6. Step 6: Final answer
    x = 22,382.25

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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.