Home / 19,475.52-29,215.71-7,627.76

Finding the Fourth Proportional to 19,475.52, 29,215.71 and 7,627.76

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Solution

The fourth proportional to 19,475.52, 29,215.71 and 7,627.76 is: 11,442.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,475.52 : 29,215.71 = 7,627.76 : x
  2. Step 2: Convert to fraction form
    19,475.52/29,215.71 = 7,627.76/x
  3. Step 3: Cross multiply
    19,475.52x = 29,215.71 × 7,627.76
  4. Step 4: Simplify right side
    19,475.52x = 222,850,424.11
  5. Step 5: Solve for x
    x = 222,850,424.11/19,475.52
  6. Step 6: Final answer
    x = 11,442.59

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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.