Home / 25,655.54-38,451.86-14,571.55

Finding the Fourth Proportional to 25,655.54, 38,451.86 and 14,571.55

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Solution

The fourth proportional to 25,655.54, 38,451.86 and 14,571.55 is: 21,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,655.54 : 38,451.86 = 14,571.55 : x
  2. Step 2: Convert to fraction form
    25,655.54/38,451.86 = 14,571.55/x
  3. Step 3: Cross multiply
    25,655.54x = 38,451.86 × 14,571.55
  4. Step 4: Simplify right side
    25,655.54x = 560,303,008.32
  5. Step 5: Solve for x
    x = 560,303,008.32/25,655.54
  6. Step 6: Final answer
    x = 21,839.45

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1.5x scale

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.