Home / 38,056.08-52,517.34-21,289.08

Finding the Fourth Proportional to 38,056.08, 52,517.34 and 21,289.08

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Solution

The fourth proportional to 38,056.08, 52,517.34 and 21,289.08 is: 29,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,056.08 : 52,517.34 = 21,289.08 : x
  2. Step 2: Convert to fraction form
    38,056.08/52,517.34 = 21,289.08/x
  3. Step 3: Cross multiply
    38,056.08x = 52,517.34 × 21,289.08
  4. Step 4: Simplify right side
    38,056.08x = 1,118,045,852.65
  5. Step 5: Solve for x
    x = 1,118,045,852.65/38,056.08
  6. Step 6: Final answer
    x = 29,378.90

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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.