Home / 21,063.26-29,066.64-11,631.08

Finding the Fourth Proportional to 21,063.26, 29,066.64 and 11,631.08

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Solution

The fourth proportional to 21,063.26, 29,066.64 and 11,631.08 is: 16,050.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063.26 : 29,066.64 = 11,631.08 : x
  2. Step 2: Convert to fraction form
    21,063.26/29,066.64 = 11,631.08/x
  3. Step 3: Cross multiply
    21,063.26x = 29,066.64 × 11,631.08
  4. Step 4: Simplify right side
    21,063.26x = 338,076,415.17
  5. Step 5: Solve for x
    x = 338,076,415.17/21,063.26
  6. Step 6: Final answer
    x = 16,050.53

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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.