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Finding the Fourth Proportional to 37,407.60, 56,111.40 and 22,608.90

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Solution

The fourth proportional to 37,407.60, 56,111.40 and 22,608.90 is: 33,913.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,407.60 : 56,111.40 = 22,608.90 : x
  2. Step 2: Convert to fraction form
    37,407.60/56,111.40 = 22,608.90/x
  3. Step 3: Cross multiply
    37,407.60x = 56,111.40 × 22,608.90
  4. Step 4: Simplify right side
    37,407.60x = 1,268,617,031.46
  5. Step 5: Solve for x
    x = 1,268,617,031.46/37,407.60
  6. Step 6: Final answer
    x = 33,913.35

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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.