Home / 37,718.60-52,052.54-20,723.90

Finding the Fourth Proportional to 37,718.60, 52,052.54 and 20,723.90

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Solution

The fourth proportional to 37,718.60, 52,052.54 and 20,723.90 is: 28,599.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,718.60 : 52,052.54 = 20,723.90 : x
  2. Step 2: Convert to fraction form
    37,718.60/52,052.54 = 20,723.90/x
  3. Step 3: Cross multiply
    37,718.60x = 52,052.54 × 20,723.90
  4. Step 4: Simplify right side
    37,718.60x = 1,078,731,679.19
  5. Step 5: Solve for x
    x = 1,078,731,679.19/37,718.60
  6. Step 6: Final answer
    x = 28,599.47

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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.