Home / 19,454.34-26,847.52-11,900.53

Finding the Fourth Proportional to 19,454.34, 26,847.52 and 11,900.53

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Solution

The fourth proportional to 19,454.34, 26,847.52 and 11,900.53 is: 16,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.34 : 26,847.52 = 11,900.53 : x
  2. Step 2: Convert to fraction form
    19,454.34/26,847.52 = 11,900.53/x
  3. Step 3: Cross multiply
    19,454.34x = 26,847.52 × 11,900.53
  4. Step 4: Simplify right side
    19,454.34x = 319,499,582.95
  5. Step 5: Solve for x
    x = 319,499,582.95/19,454.34
  6. Step 6: Final answer
    x = 16,423.05

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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.