Home / 31,226.79-46,802.91-16,428.09

Finding the Fourth Proportional to 31,226.79, 46,802.91 and 16,428.09

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Solution

The fourth proportional to 31,226.79, 46,802.91 and 16,428.09 is: 24,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,226.79 : 46,802.91 = 16,428.09 : x
  2. Step 2: Convert to fraction form
    31,226.79/46,802.91 = 16,428.09/x
  3. Step 3: Cross multiply
    31,226.79x = 46,802.91 × 16,428.09
  4. Step 4: Simplify right side
    31,226.79x = 768,882,417.74
  5. Step 5: Solve for x
    x = 768,882,417.74/31,226.79
  6. Step 6: Final answer
    x = 24,622.53

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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.