Home / 19,386.60-29,094.34-7,542.24

Finding the Fourth Proportional to 19,386.60, 29,094.34 and 7,542.24

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Solution

The fourth proportional to 19,386.60, 29,094.34 and 7,542.24 is: 11,318.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,386.60 : 29,094.34 = 7,542.24 : x
  2. Step 2: Convert to fraction form
    19,386.60/29,094.34 = 7,542.24/x
  3. Step 3: Cross multiply
    19,386.60x = 29,094.34 × 7,542.24
  4. Step 4: Simplify right side
    19,386.60x = 219,436,494.92
  5. Step 5: Solve for x
    x = 219,436,494.92/19,386.60
  6. Step 6: Final answer
    x = 11,318.98

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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.