Home / 37,052.10-51,127.11-21,135.60

Finding the Fourth Proportional to 37,052.10, 51,127.11 and 21,135.60

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Solution

The fourth proportional to 37,052.10, 51,127.11 and 21,135.60 is: 29,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,052.10 : 51,127.11 = 21,135.60 : x
  2. Step 2: Convert to fraction form
    37,052.10/51,127.11 = 21,135.60/x
  3. Step 3: Cross multiply
    37,052.10x = 51,127.11 × 21,135.60
  4. Step 4: Simplify right side
    37,052.10x = 1,080,602,146.12
  5. Step 5: Solve for x
    x = 1,080,602,146.12/37,052.10
  6. Step 6: Final answer
    x = 29,164.40

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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.