Home / 37,637.19-51,933.42-21,718.60

Finding the Fourth Proportional to 37,637.19, 51,933.42 and 21,718.60

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Solution

The fourth proportional to 37,637.19, 51,933.42 and 21,718.60 is: 29,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,637.19 : 51,933.42 = 21,718.60 : x
  2. Step 2: Convert to fraction form
    37,637.19/51,933.42 = 21,718.60/x
  3. Step 3: Cross multiply
    37,637.19x = 51,933.42 × 21,718.60
  4. Step 4: Simplify right side
    37,637.19x = 1,127,921,045.78
  5. Step 5: Solve for x
    x = 1,127,921,045.78/37,637.19
  6. Step 6: Final answer
    x = 29,968.26

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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.