Home / 18,256.49-27,368.32-6,561.50

Finding the Fourth Proportional to 18,256.49, 27,368.32 and 6,561.50

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Solution

The fourth proportional to 18,256.49, 27,368.32 and 6,561.50 is: 9,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.49 : 27,368.32 = 6,561.50 : x
  2. Step 2: Convert to fraction form
    18,256.49/27,368.32 = 6,561.50/x
  3. Step 3: Cross multiply
    18,256.49x = 27,368.32 × 6,561.50
  4. Step 4: Simplify right side
    18,256.49x = 179,577,231.68
  5. Step 5: Solve for x
    x = 179,577,231.68/18,256.49
  6. Step 6: Final answer
    x = 9,836.35

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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.