Home / 25,214.50-37,827.68-14,128.84

Finding the Fourth Proportional to 25,214.50, 37,827.68 and 14,128.84

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Solution

The fourth proportional to 25,214.50, 37,827.68 and 14,128.84 is: 21,196.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,214.50 : 37,827.68 = 14,128.84 : x
  2. Step 2: Convert to fraction form
    25,214.50/37,827.68 = 14,128.84/x
  3. Step 3: Cross multiply
    25,214.50x = 37,827.68 × 14,128.84
  4. Step 4: Simplify right side
    25,214.50x = 534,461,380.93
  5. Step 5: Solve for x
    x = 534,461,380.93/25,214.50
  6. Step 6: Final answer
    x = 21,196.59

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1.5x scale

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.