Home / 25,952.84-35,777.59-18,487.88

Finding the Fourth Proportional to 25,952.84, 35,777.59 and 18,487.88

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Solution

The fourth proportional to 25,952.84, 35,777.59 and 18,487.88 is: 25,486.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,952.84 : 35,777.59 = 18,487.88 : x
  2. Step 2: Convert to fraction form
    25,952.84/35,777.59 = 18,487.88/x
  3. Step 3: Cross multiply
    25,952.84x = 35,777.59 × 18,487.88
  4. Step 4: Simplify right side
    25,952.84x = 661,451,565.50
  5. Step 5: Solve for x
    x = 661,451,565.50/25,952.84
  6. Step 6: Final answer
    x = 25,486.68

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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.