Home / 24,887.06-34,349.73-15,815.06

Finding the Fourth Proportional to 24,887.06, 34,349.73 and 15,815.06

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Solution

The fourth proportional to 24,887.06, 34,349.73 and 15,815.06 is: 21,828.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,887.06 : 34,349.73 = 15,815.06 : x
  2. Step 2: Convert to fraction form
    24,887.06/34,349.73 = 15,815.06/x
  3. Step 3: Cross multiply
    24,887.06x = 34,349.73 × 15,815.06
  4. Step 4: Simplify right side
    24,887.06x = 543,243,040.93
  5. Step 5: Solve for x
    x = 543,243,040.93/24,887.06
  6. Step 6: Final answer
    x = 21,828.33

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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.