Home / 25,897.28-35,727.84-14,717.12

Finding the Fourth Proportional to 25,897.28, 35,727.84 and 14,717.12

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Solution

The fourth proportional to 25,897.28, 35,727.84 and 14,717.12 is: 20,303.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,897.28 : 35,727.84 = 14,717.12 : x
  2. Step 2: Convert to fraction form
    25,897.28/35,727.84 = 14,717.12/x
  3. Step 3: Cross multiply
    25,897.28x = 35,727.84 × 14,717.12
  4. Step 4: Simplify right side
    25,897.28x = 525,810,908.62
  5. Step 5: Solve for x
    x = 525,810,908.62/25,897.28
  6. Step 6: Final answer
    x = 20,303.71

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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.