Home / 27,331.35-40,904.36-16,807.98

Finding the Fourth Proportional to 27,331.35, 40,904.36 and 16,807.98

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Solution

The fourth proportional to 27,331.35, 40,904.36 and 16,807.98 is: 25,154.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,331.35 : 40,904.36 = 16,807.98 : x
  2. Step 2: Convert to fraction form
    27,331.35/40,904.36 = 16,807.98/x
  3. Step 3: Cross multiply
    27,331.35x = 40,904.36 × 16,807.98
  4. Step 4: Simplify right side
    27,331.35x = 687,519,664.79
  5. Step 5: Solve for x
    x = 687,519,664.79/27,331.35
  6. Step 6: Final answer
    x = 25,154.98

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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.