Home / 48,353.56-72,511.88-18,767.57

Finding the Fourth Proportional to 48,353.56, 72,511.88 and 18,767.57

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Solution

The fourth proportional to 48,353.56, 72,511.88 and 18,767.57 is: 28,144.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,353.56 : 72,511.88 = 18,767.57 : x
  2. Step 2: Convert to fraction form
    48,353.56/72,511.88 = 18,767.57/x
  3. Step 3: Cross multiply
    48,353.56x = 72,511.88 × 18,767.57
  4. Step 4: Simplify right side
    48,353.56x = 1,360,871,327.33
  5. Step 5: Solve for x
    x = 1,360,871,327.33/48,353.56
  6. Step 6: Final answer
    x = 28,144.18

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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.