Home / 31,776.95-43,852.23-17,629.80

Finding the Fourth Proportional to 31,776.95, 43,852.23 and 17,629.80

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Solution

The fourth proportional to 31,776.95, 43,852.23 and 17,629.80 is: 24,329.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,776.95 : 43,852.23 = 17,629.80 : x
  2. Step 2: Convert to fraction form
    31,776.95/43,852.23 = 17,629.80/x
  3. Step 3: Cross multiply
    31,776.95x = 43,852.23 × 17,629.80
  4. Step 4: Simplify right side
    31,776.95x = 773,106,044.45
  5. Step 5: Solve for x
    x = 773,106,044.45/31,776.95
  6. Step 6: Final answer
    x = 24,329.15

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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.