Home / 23,784.22-32,820.29-13,705.89

Finding the Fourth Proportional to 23,784.22, 32,820.29 and 13,705.89

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Solution

The fourth proportional to 23,784.22, 32,820.29 and 13,705.89 is: 18,913.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,784.22 : 32,820.29 = 13,705.89 : x
  2. Step 2: Convert to fraction form
    23,784.22/32,820.29 = 13,705.89/x
  3. Step 3: Cross multiply
    23,784.22x = 32,820.29 × 13,705.89
  4. Step 4: Simplify right side
    23,784.22x = 449,831,284.51
  5. Step 5: Solve for x
    x = 449,831,284.51/23,784.22
  6. Step 6: Final answer
    x = 18,913.01

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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.