Home / 29,440.34-40,610.37-18,521.12

Finding the Fourth Proportional to 29,440.34, 40,610.37 and 18,521.12

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Solution

The fourth proportional to 29,440.34, 40,610.37 and 18,521.12 is: 25,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,440.34 : 40,610.37 = 18,521.12 : x
  2. Step 2: Convert to fraction form
    29,440.34/40,610.37 = 18,521.12/x
  3. Step 3: Cross multiply
    29,440.34x = 40,610.37 × 18,521.12
  4. Step 4: Simplify right side
    29,440.34x = 752,149,444.51
  5. Step 5: Solve for x
    x = 752,149,444.51/29,440.34
  6. Step 6: Final answer
    x = 25,548.26

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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.