Home / 21,354.14-32,032.02-5,771.77

Finding the Fourth Proportional to 21,354.14, 32,032.02 and 5,771.77

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Solution

The fourth proportional to 21,354.14, 32,032.02 and 5,771.77 is: 8,657.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,354.14 : 32,032.02 = 5,771.77 : x
  2. Step 2: Convert to fraction form
    21,354.14/32,032.02 = 5,771.77/x
  3. Step 3: Cross multiply
    21,354.14x = 32,032.02 × 5,771.77
  4. Step 4: Simplify right side
    21,354.14x = 184,881,452.08
  5. Step 5: Solve for x
    x = 184,881,452.08/21,354.14
  6. Step 6: Final answer
    x = 8,657.87

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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.