Home / 31,629.69-43,647.80-17,482.77

Finding the Fourth Proportional to 31,629.69, 43,647.80 and 17,482.77

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Solution

The fourth proportional to 31,629.69, 43,647.80 and 17,482.77 is: 24,125.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,629.69 : 43,647.80 = 17,482.77 : x
  2. Step 2: Convert to fraction form
    31,629.69/43,647.80 = 17,482.77/x
  3. Step 3: Cross multiply
    31,629.69x = 43,647.80 × 17,482.77
  4. Step 4: Simplify right side
    31,629.69x = 763,084,360.99
  5. Step 5: Solve for x
    x = 763,084,360.99/31,629.69
  6. Step 6: Final answer
    x = 24,125.57

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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.