Home / 19,378.02-29,060.69-7,530.96

Finding the Fourth Proportional to 19,378.02, 29,060.69 and 7,530.96

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Solution

The fourth proportional to 19,378.02, 29,060.69 and 7,530.96 is: 11,293.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,378.02 : 29,060.69 = 7,530.96 : x
  2. Step 2: Convert to fraction form
    19,378.02/29,060.69 = 7,530.96/x
  3. Step 3: Cross multiply
    19,378.02x = 29,060.69 × 7,530.96
  4. Step 4: Simplify right side
    19,378.02x = 218,854,856.31
  5. Step 5: Solve for x
    x = 218,854,856.31/19,378.02
  6. Step 6: Final answer
    x = 11,293.97

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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.