Home / 16,079.08-22,193.58-10,489

Finding the Fourth Proportional to 16,079.08, 22,193.58 and 10,489

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Solution

The fourth proportional to 16,079.08, 22,193.58 and 10,489 is: 14,477.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,079.08 : 22,193.58 = 10,489 : x
  2. Step 2: Convert to fraction form
    16,079.08/22,193.58 = 10,489/x
  3. Step 3: Cross multiply
    16,079.08x = 22,193.58 × 10,489
  4. Step 4: Simplify right side
    16,079.08x = 232,788,460.62
  5. Step 5: Solve for x
    x = 232,788,460.62/16,079.08
  6. Step 6: Final answer
    x = 14,477.72

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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.