Home / 16,248.54-22,424.30-12,918.84

Finding the Fourth Proportional to 16,248.54, 22,424.30 and 12,918.84

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Solution

The fourth proportional to 16,248.54, 22,424.30 and 12,918.84 is: 17,829.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,248.54 : 22,424.30 = 12,918.84 : x
  2. Step 2: Convert to fraction form
    16,248.54/22,424.30 = 12,918.84/x
  3. Step 3: Cross multiply
    16,248.54x = 22,424.30 × 12,918.84
  4. Step 4: Simplify right side
    16,248.54x = 289,695,943.81
  5. Step 5: Solve for x
    x = 289,695,943.81/16,248.54
  6. Step 6: Final answer
    x = 17,829.04

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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.