Home / 25,664.08-38,497.20-12,528.04

Finding the Fourth Proportional to 25,664.08, 38,497.20 and 12,528.04

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Solution

The fourth proportional to 25,664.08, 38,497.20 and 12,528.04 is: 18,792.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,664.08 : 38,497.20 = 12,528.04 : x
  2. Step 2: Convert to fraction form
    25,664.08/38,497.20 = 12,528.04/x
  3. Step 3: Cross multiply
    25,664.08x = 38,497.20 × 12,528.04
  4. Step 4: Simplify right side
    25,664.08x = 482,294,461.49
  5. Step 5: Solve for x
    x = 482,294,461.49/25,664.08
  6. Step 6: Final answer
    x = 18,792.59

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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.