Home / 15,934.60-21,977.58-10,269.91

Finding the Fourth Proportional to 15,934.60, 21,977.58 and 10,269.91

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Solution

The fourth proportional to 15,934.60, 21,977.58 and 10,269.91 is: 14,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,934.60 : 21,977.58 = 10,269.91 : x
  2. Step 2: Convert to fraction form
    15,934.60/21,977.58 = 10,269.91/x
  3. Step 3: Cross multiply
    15,934.60x = 21,977.58 × 10,269.91
  4. Step 4: Simplify right side
    15,934.60x = 225,707,768.62
  5. Step 5: Solve for x
    x = 225,707,768.62/15,934.60
  6. Step 6: Final answer
    x = 14,164.63

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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.