Home / 29,618.82-40,888.14-17,521.36

Finding the Fourth Proportional to 29,618.82, 40,888.14 and 17,521.36

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Solution

The fourth proportional to 29,618.82, 40,888.14 and 17,521.36 is: 24,187.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,618.82 : 40,888.14 = 17,521.36 : x
  2. Step 2: Convert to fraction form
    29,618.82/40,888.14 = 17,521.36/x
  3. Step 3: Cross multiply
    29,618.82x = 40,888.14 × 17,521.36
  4. Step 4: Simplify right side
    29,618.82x = 716,415,820.67
  5. Step 5: Solve for x
    x = 716,415,820.67/29,618.82
  6. Step 6: Final answer
    x = 24,187.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.