Home / 37,412.93-51,638.67-21,506.60

Finding the Fourth Proportional to 37,412.93, 51,638.67 and 21,506.60

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Solution

The fourth proportional to 37,412.93, 51,638.67 and 21,506.60 is: 29,684.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,412.93 : 51,638.67 = 21,506.60 : x
  2. Step 2: Convert to fraction form
    37,412.93/51,638.67 = 21,506.60/x
  3. Step 3: Cross multiply
    37,412.93x = 51,638.67 × 21,506.60
  4. Step 4: Simplify right side
    37,412.93x = 1,110,572,220.22
  5. Step 5: Solve for x
    x = 1,110,572,220.22/37,412.93
  6. Step 6: Final answer
    x = 29,684.19

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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.