Home / 23,041.38-31,815.57-14,979.03

Finding the Fourth Proportional to 23,041.38, 31,815.57 and 14,979.03

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Solution

The fourth proportional to 23,041.38, 31,815.57 and 14,979.03 is: 20,683.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,041.38 : 31,815.57 = 14,979.03 : x
  2. Step 2: Convert to fraction form
    23,041.38/31,815.57 = 14,979.03/x
  3. Step 3: Cross multiply
    23,041.38x = 31,815.57 × 14,979.03
  4. Step 4: Simplify right side
    23,041.38x = 476,566,377.50
  5. Step 5: Solve for x
    x = 476,566,377.50/23,041.38
  6. Step 6: Final answer
    x = 20,683.07

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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.