Home / 35,889.84-53,834.88-12,516

Finding the Fourth Proportional to 35,889.84, 53,834.88 and 12,516

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Solution

The fourth proportional to 35,889.84, 53,834.88 and 12,516 is: 18,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,889.84 : 53,834.88 = 12,516 : x
  2. Step 2: Convert to fraction form
    35,889.84/53,834.88 = 12,516/x
  3. Step 3: Cross multiply
    35,889.84x = 53,834.88 × 12,516
  4. Step 4: Simplify right side
    35,889.84x = 673,797,358.08
  5. Step 5: Solve for x
    x = 673,797,358.08/35,889.84
  6. Step 6: Final answer
    x = 18,774.04

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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.