Home / 25,891.84-35,727.36-14,713.60

Finding the Fourth Proportional to 25,891.84, 35,727.36 and 14,713.60

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Solution

The fourth proportional to 25,891.84, 35,727.36 and 14,713.60 is: 20,302.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,891.84 : 35,727.36 = 14,713.60 : x
  2. Step 2: Convert to fraction form
    25,891.84/35,727.36 = 14,713.60/x
  3. Step 3: Cross multiply
    25,891.84x = 35,727.36 × 14,713.60
  4. Step 4: Simplify right side
    25,891.84x = 525,678,084.10
  5. Step 5: Solve for x
    x = 525,678,084.10/25,891.84
  6. Step 6: Final answer
    x = 20,302.85

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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.