Home / 37,688.64-52,005.90-22,372.80

Finding the Fourth Proportional to 37,688.64, 52,005.90 and 22,372.80

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Solution

The fourth proportional to 37,688.64, 52,005.90 and 22,372.80 is: 30,871.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,688.64 : 52,005.90 = 22,372.80 : x
  2. Step 2: Convert to fraction form
    37,688.64/52,005.90 = 22,372.80/x
  3. Step 3: Cross multiply
    37,688.64x = 52,005.90 × 22,372.80
  4. Step 4: Simplify right side
    37,688.64x = 1,163,517,599.52
  5. Step 5: Solve for x
    x = 1,163,517,599.52/37,688.64
  6. Step 6: Final answer
    x = 30,871.84

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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.