Home / 19,338.71-29,010.85-7,335.28

Finding the Fourth Proportional to 19,338.71, 29,010.85 and 7,335.28

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Solution

The fourth proportional to 19,338.71, 29,010.85 and 7,335.28 is: 11,003.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.71 : 29,010.85 = 7,335.28 : x
  2. Step 2: Convert to fraction form
    19,338.71/29,010.85 = 7,335.28/x
  3. Step 3: Cross multiply
    19,338.71x = 29,010.85 × 7,335.28
  4. Step 4: Simplify right side
    19,338.71x = 212,802,707.79
  5. Step 5: Solve for x
    x = 212,802,707.79/19,338.71
  6. Step 6: Final answer
    x = 11,003.98

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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.