Home / 23,018.45-31,732.13-15,244.26

Finding the Fourth Proportional to 23,018.45, 31,732.13 and 15,244.26

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Solution

The fourth proportional to 23,018.45, 31,732.13 and 15,244.26 is: 21,015.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,018.45 : 31,732.13 = 15,244.26 : x
  2. Step 2: Convert to fraction form
    23,018.45/31,732.13 = 15,244.26/x
  3. Step 3: Cross multiply
    23,018.45x = 31,732.13 × 15,244.26
  4. Step 4: Simplify right side
    23,018.45x = 483,732,763.85
  5. Step 5: Solve for x
    x = 483,732,763.85/23,018.45
  6. Step 6: Final answer
    x = 21,015.01

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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.