Home / 57,720.21-86,582.79-22,667.46

Finding the Fourth Proportional to 57,720.21, 86,582.79 and 22,667.46

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Solution

The fourth proportional to 57,720.21, 86,582.79 and 22,667.46 is: 34,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,720.21 : 86,582.79 = 22,667.46 : x
  2. Step 2: Convert to fraction form
    57,720.21/86,582.79 = 22,667.46/x
  3. Step 3: Cross multiply
    57,720.21x = 86,582.79 × 22,667.46
  4. Step 4: Simplify right side
    57,720.21x = 1,962,611,929.01
  5. Step 5: Solve for x
    x = 1,962,611,929.01/57,720.21
  6. Step 6: Final answer
    x = 34,002.16

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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.