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Finding the Fourth Proportional to 37,182.84, 51,299.84 and 21,256.08

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Solution

The fourth proportional to 37,182.84, 51,299.84 and 21,256.08 is: 29,326.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,182.84 : 51,299.84 = 21,256.08 : x
  2. Step 2: Convert to fraction form
    37,182.84/51,299.84 = 21,256.08/x
  3. Step 3: Cross multiply
    37,182.84x = 51,299.84 × 21,256.08
  4. Step 4: Simplify right side
    37,182.84x = 1,090,433,503.03
  5. Step 5: Solve for x
    x = 1,090,433,503.03/37,182.84
  6. Step 6: Final answer
    x = 29,326.26

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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.