Home / 31,526.07-43,504.25-17,377.80

Finding the Fourth Proportional to 31,526.07, 43,504.25 and 17,377.80

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Solution

The fourth proportional to 31,526.07, 43,504.25 and 17,377.80 is: 23,980.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,526.07 : 43,504.25 = 17,377.80 : x
  2. Step 2: Convert to fraction form
    31,526.07/43,504.25 = 17,377.80/x
  3. Step 3: Cross multiply
    31,526.07x = 43,504.25 × 17,377.80
  4. Step 4: Simplify right side
    31,526.07x = 756,007,938.13
  5. Step 5: Solve for x
    x = 756,007,938.13/31,526.07
  6. Step 6: Final answer
    x = 23,980.41

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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.