Home / 19,082.58-28,470.76-16,977.59

Finding the Fourth Proportional to 19,082.58, 28,470.76 and 16,977.59

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Solution

The fourth proportional to 19,082.58, 28,470.76 and 16,977.59 is: 25,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.58 : 28,470.76 = 16,977.59 : x
  2. Step 2: Convert to fraction form
    19,082.58/28,470.76 = 16,977.59/x
  3. Step 3: Cross multiply
    19,082.58x = 28,470.76 × 16,977.59
  4. Step 4: Simplify right side
    19,082.58x = 483,364,890.27
  5. Step 5: Solve for x
    x = 483,364,890.27/19,082.58
  6. Step 6: Final answer
    x = 25,330.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.