Home / 25,781.79-38,596.13-14,059.47

Finding the Fourth Proportional to 25,781.79, 38,596.13 and 14,059.47

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Solution

The fourth proportional to 25,781.79, 38,596.13 and 14,059.47 is: 21,047.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,781.79 : 38,596.13 = 14,059.47 : x
  2. Step 2: Convert to fraction form
    25,781.79/38,596.13 = 14,059.47/x
  3. Step 3: Cross multiply
    25,781.79x = 38,596.13 × 14,059.47
  4. Step 4: Simplify right side
    25,781.79x = 542,641,263.49
  5. Step 5: Solve for x
    x = 542,641,263.49/25,781.79
  6. Step 6: Final answer
    x = 21,047.46

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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.