Home / 38,326.04-52,889.34-21,559.08

Finding the Fourth Proportional to 38,326.04, 52,889.34 and 21,559.08

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Solution

The fourth proportional to 38,326.04, 52,889.34 and 21,559.08 is: 29,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,326.04 : 52,889.34 = 21,559.08 : x
  2. Step 2: Convert to fraction form
    38,326.04/52,889.34 = 21,559.08/x
  3. Step 3: Cross multiply
    38,326.04x = 52,889.34 × 21,559.08
  4. Step 4: Simplify right side
    38,326.04x = 1,140,245,512.21
  5. Step 5: Solve for x
    x = 1,140,245,512.21/38,326.04
  6. Step 6: Final answer
    x = 29,751.20

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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.