Home / 31,923.52-44,051.92-18,312.08

Finding the Fourth Proportional to 31,923.52, 44,051.92 and 18,312.08

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Solution

The fourth proportional to 31,923.52, 44,051.92 and 18,312.08 is: 25,269.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,923.52 : 44,051.92 = 18,312.08 : x
  2. Step 2: Convert to fraction form
    31,923.52/44,051.92 = 18,312.08/x
  3. Step 3: Cross multiply
    31,923.52x = 44,051.92 × 18,312.08
  4. Step 4: Simplify right side
    31,923.52x = 806,682,283.19
  5. Step 5: Solve for x
    x = 806,682,283.19/31,923.52
  6. Step 6: Final answer
    x = 25,269.21

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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.