Home / 12,589.40-17,373.30-6,924.50

Finding the Fourth Proportional to 12,589.40, 17,373.30 and 6,924.50

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Solution

The fourth proportional to 12,589.40, 17,373.30 and 6,924.50 is: 9,555.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,589.40 : 17,373.30 = 6,924.50 : x
  2. Step 2: Convert to fraction form
    12,589.40/17,373.30 = 6,924.50/x
  3. Step 3: Cross multiply
    12,589.40x = 17,373.30 × 6,924.50
  4. Step 4: Simplify right side
    12,589.40x = 120,301,415.85
  5. Step 5: Solve for x
    x = 120,301,415.85/12,589.40
  6. Step 6: Final answer
    x = 9,555.77

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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.