Home / 31,969.23-44,117.64-18,548.43

Finding the Fourth Proportional to 31,969.23, 44,117.64 and 18,548.43

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Solution

The fourth proportional to 31,969.23, 44,117.64 and 18,548.43 is: 25,596.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,969.23 : 44,117.64 = 18,548.43 : x
  2. Step 2: Convert to fraction form
    31,969.23/44,117.64 = 18,548.43/x
  3. Step 3: Cross multiply
    31,969.23x = 44,117.64 × 18,548.43
  4. Step 4: Simplify right side
    31,969.23x = 818,312,957.31
  5. Step 5: Solve for x
    x = 818,312,957.31/31,969.23
  6. Step 6: Final answer
    x = 25,596.89

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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.