Home / 19,472.37-26,871.87-10,519.85

Finding the Fourth Proportional to 19,472.37, 26,871.87 and 10,519.85

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Solution

The fourth proportional to 19,472.37, 26,871.87 and 10,519.85 is: 14,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,472.37 : 26,871.87 = 10,519.85 : x
  2. Step 2: Convert to fraction form
    19,472.37/26,871.87 = 10,519.85/x
  3. Step 3: Cross multiply
    19,472.37x = 26,871.87 × 10,519.85
  4. Step 4: Simplify right side
    19,472.37x = 282,688,148.25
  5. Step 5: Solve for x
    x = 282,688,148.25/19,472.37
  6. Step 6: Final answer
    x = 14,517.40

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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.