Home / 23,214.95-34,827.83-18,489

Finding the Fourth Proportional to 23,214.95, 34,827.83 and 18,489

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Solution

The fourth proportional to 23,214.95, 34,827.83 and 18,489 is: 27,737.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,214.95 : 34,827.83 = 18,489 : x
  2. Step 2: Convert to fraction form
    23,214.95/34,827.83 = 18,489/x
  3. Step 3: Cross multiply
    23,214.95x = 34,827.83 × 18,489
  4. Step 4: Simplify right side
    23,214.95x = 643,931,656.43
  5. Step 5: Solve for x
    x = 643,931,656.43/23,214.95
  6. Step 6: Final answer
    x = 27,737.81

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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.