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Finding the Fourth Proportional to 25,842.94, 35,663.29 and 14,664.94

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Solution

The fourth proportional to 25,842.94, 35,663.29 and 14,664.94 is: 20,237.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,842.94 : 35,663.29 = 14,664.94 : x
  2. Step 2: Convert to fraction form
    25,842.94/35,663.29 = 14,664.94/x
  3. Step 3: Cross multiply
    25,842.94x = 35,663.29 × 14,664.94
  4. Step 4: Simplify right side
    25,842.94x = 522,999,882.23
  5. Step 5: Solve for x
    x = 522,999,882.23/25,842.94
  6. Step 6: Final answer
    x = 20,237.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.