Home / 37,412.42-51,637.98-21,506.10

Finding the Fourth Proportional to 37,412.42, 51,637.98 and 21,506.10

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Solution

The fourth proportional to 37,412.42, 51,637.98 and 21,506.10 is: 29,683.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,412.42 : 51,637.98 = 21,506.10 : x
  2. Step 2: Convert to fraction form
    37,412.42/51,637.98 = 21,506.10/x
  3. Step 3: Cross multiply
    37,412.42x = 51,637.98 × 21,506.10
  4. Step 4: Simplify right side
    37,412.42x = 1,110,531,561.68
  5. Step 5: Solve for x
    x = 1,110,531,561.68/37,412.42
  6. Step 6: Final answer
    x = 29,683.50

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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.