Home / 19,284.18-26,607.85-12,206.49

Finding the Fourth Proportional to 19,284.18, 26,607.85 and 12,206.49

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Solution

The fourth proportional to 19,284.18, 26,607.85 and 12,206.49 is: 16,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.18 : 26,607.85 = 12,206.49 : x
  2. Step 2: Convert to fraction form
    19,284.18/26,607.85 = 12,206.49/x
  3. Step 3: Cross multiply
    19,284.18x = 26,607.85 × 12,206.49
  4. Step 4: Simplify right side
    19,284.18x = 324,788,424.43
  5. Step 5: Solve for x
    x = 324,788,424.43/19,284.18
  6. Step 6: Final answer
    x = 16,842.22

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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.