Home / 11,458.17-17,184.51-8,374.50

Finding the Fourth Proportional to 11,458.17, 17,184.51 and 8,374.50

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Solution

The fourth proportional to 11,458.17, 17,184.51 and 8,374.50 is: 12,559.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.17 : 17,184.51 = 8,374.50 : x
  2. Step 2: Convert to fraction form
    11,458.17/17,184.51 = 8,374.50/x
  3. Step 3: Cross multiply
    11,458.17x = 17,184.51 × 8,374.50
  4. Step 4: Simplify right side
    11,458.17x = 143,911,679.00
  5. Step 5: Solve for x
    x = 143,911,679.00/11,458.17
  6. Step 6: Final answer
    x = 12,559.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.