Home / 29,972.80-44,937.60-19,590.40

Finding the Fourth Proportional to 29,972.80, 44,937.60 and 19,590.40

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Solution

The fourth proportional to 29,972.80, 44,937.60 and 19,590.40 is: 29,371.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,972.80 : 44,937.60 = 19,590.40 : x
  2. Step 2: Convert to fraction form
    29,972.80/44,937.60 = 19,590.40/x
  3. Step 3: Cross multiply
    29,972.80x = 44,937.60 × 19,590.40
  4. Step 4: Simplify right side
    29,972.80x = 880,345,559.04
  5. Step 5: Solve for x
    x = 880,345,559.04/29,972.80
  6. Step 6: Final answer
    x = 29,371.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.