Home / 42,605.88-63,908.86-23,009.04

Finding the Fourth Proportional to 42,605.88, 63,908.86 and 23,009.04

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Solution

The fourth proportional to 42,605.88, 63,908.86 and 23,009.04 is: 34,513.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,605.88 : 63,908.86 = 23,009.04 : x
  2. Step 2: Convert to fraction form
    42,605.88/63,908.86 = 23,009.04/x
  3. Step 3: Cross multiply
    42,605.88x = 63,908.86 × 23,009.04
  4. Step 4: Simplify right side
    42,605.88x = 1,470,481,516.09
  5. Step 5: Solve for x
    x = 1,470,481,516.09/42,605.88
  6. Step 6: Final answer
    x = 34,513.58

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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.