Home / 37,784.31-52,146.03-28,207.58

Finding the Fourth Proportional to 37,784.31, 52,146.03 and 28,207.58

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Solution

The fourth proportional to 37,784.31, 52,146.03 and 28,207.58 is: 38,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,784.31 : 52,146.03 = 28,207.58 : x
  2. Step 2: Convert to fraction form
    37,784.31/52,146.03 = 28,207.58/x
  3. Step 3: Cross multiply
    37,784.31x = 52,146.03 × 28,207.58
  4. Step 4: Simplify right side
    37,784.31x = 1,470,913,052.18
  5. Step 5: Solve for x
    x = 1,470,913,052.18/37,784.31
  6. Step 6: Final answer
    x = 38,929.20

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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.