Home / 37,705.12-52,023.76-21,352.60

Finding the Fourth Proportional to 37,705.12, 52,023.76 and 21,352.60

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Solution

The fourth proportional to 37,705.12, 52,023.76 and 21,352.60 is: 29,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,705.12 : 52,023.76 = 21,352.60 : x
  2. Step 2: Convert to fraction form
    37,705.12/52,023.76 = 21,352.60/x
  3. Step 3: Cross multiply
    37,705.12x = 52,023.76 × 21,352.60
  4. Step 4: Simplify right side
    37,705.12x = 1,110,842,537.78
  5. Step 5: Solve for x
    x = 1,110,842,537.78/37,705.12
  6. Step 6: Final answer
    x = 29,461.32

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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.