Home / 28,393.62-42,590.58-11,744.63

Finding the Fourth Proportional to 28,393.62, 42,590.58 and 11,744.63

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Solution

The fourth proportional to 28,393.62, 42,590.58 and 11,744.63 is: 17,617.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,393.62 : 42,590.58 = 11,744.63 : x
  2. Step 2: Convert to fraction form
    28,393.62/42,590.58 = 11,744.63/x
  3. Step 3: Cross multiply
    28,393.62x = 42,590.58 × 11,744.63
  4. Step 4: Simplify right side
    28,393.62x = 500,210,390.63
  5. Step 5: Solve for x
    x = 500,210,390.63/28,393.62
  6. Step 6: Final answer
    x = 17,617.00

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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.