Home / 14,320.38-19,750.41-10,085.49

Finding the Fourth Proportional to 14,320.38, 19,750.41 and 10,085.49

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Solution

The fourth proportional to 14,320.38, 19,750.41 and 10,085.49 is: 13,909.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.38 : 19,750.41 = 10,085.49 : x
  2. Step 2: Convert to fraction form
    14,320.38/19,750.41 = 10,085.49/x
  3. Step 3: Cross multiply
    14,320.38x = 19,750.41 × 10,085.49
  4. Step 4: Simplify right side
    14,320.38x = 199,192,562.55
  5. Step 5: Solve for x
    x = 199,192,562.55/14,320.38
  6. Step 6: Final answer
    x = 13,909.73

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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.