Home / 19,385.58-29,092.86-7,541.22

Finding the Fourth Proportional to 19,385.58, 29,092.86 and 7,541.22

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Solution

The fourth proportional to 19,385.58, 29,092.86 and 7,541.22 is: 11,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385.58 : 29,092.86 = 7,541.22 : x
  2. Step 2: Convert to fraction form
    19,385.58/29,092.86 = 7,541.22/x
  3. Step 3: Cross multiply
    19,385.58x = 29,092.86 × 7,541.22
  4. Step 4: Simplify right side
    19,385.58x = 219,395,657.69
  5. Step 5: Solve for x
    x = 219,395,657.69/19,385.58
  6. Step 6: Final answer
    x = 11,317.47

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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.