Home / 37,482.80-51,728.19-21,569.63

Finding the Fourth Proportional to 37,482.80, 51,728.19 and 21,569.63

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Solution

The fourth proportional to 37,482.80, 51,728.19 and 21,569.63 is: 29,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,482.80 : 51,728.19 = 21,569.63 : x
  2. Step 2: Convert to fraction form
    37,482.80/51,728.19 = 21,569.63/x
  3. Step 3: Cross multiply
    37,482.80x = 51,728.19 × 21,569.63
  4. Step 4: Simplify right side
    37,482.80x = 1,115,757,918.87
  5. Step 5: Solve for x
    x = 1,115,757,918.87/37,482.80
  6. Step 6: Final answer
    x = 29,767.20

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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.