Home / 38,323.08-52,884.77-21,327.06

Finding the Fourth Proportional to 38,323.08, 52,884.77 and 21,327.06

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Solution

The fourth proportional to 38,323.08, 52,884.77 and 21,327.06 is: 29,430.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,323.08 : 52,884.77 = 21,327.06 : x
  2. Step 2: Convert to fraction form
    38,323.08/52,884.77 = 21,327.06/x
  3. Step 3: Cross multiply
    38,323.08x = 52,884.77 × 21,327.06
  4. Step 4: Simplify right side
    38,323.08x = 1,127,876,662.88
  5. Step 5: Solve for x
    x = 1,127,876,662.88/38,323.08
  6. Step 6: Final answer
    x = 29,430.74

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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.