Home / 23,688.19-32,689.73-13,077.83

Finding the Fourth Proportional to 23,688.19, 32,689.73 and 13,077.83

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Solution

The fourth proportional to 23,688.19, 32,689.73 and 13,077.83 is: 18,047.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,688.19 : 32,689.73 = 13,077.83 : x
  2. Step 2: Convert to fraction form
    23,688.19/32,689.73 = 13,077.83/x
  3. Step 3: Cross multiply
    23,688.19x = 32,689.73 × 13,077.83
  4. Step 4: Simplify right side
    23,688.19x = 427,510,577.17
  5. Step 5: Solve for x
    x = 427,510,577.17/23,688.19
  6. Step 6: Final answer
    x = 18,047.41

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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.