Home / 25,615.92-35,349.80-14,285.52

Finding the Fourth Proportional to 25,615.92, 35,349.80 and 14,285.52

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Solution

The fourth proportional to 25,615.92, 35,349.80 and 14,285.52 is: 19,713.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,615.92 : 35,349.80 = 14,285.52 : x
  2. Step 2: Convert to fraction form
    25,615.92/35,349.80 = 14,285.52/x
  3. Step 3: Cross multiply
    25,615.92x = 35,349.80 × 14,285.52
  4. Step 4: Simplify right side
    25,615.92x = 504,990,274.90
  5. Step 5: Solve for x
    x = 504,990,274.90/25,615.92
  6. Step 6: Final answer
    x = 19,713.92

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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.