Home / 38,089.50-52,563.51-21,322.86

Finding the Fourth Proportional to 38,089.50, 52,563.51 and 21,322.86

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Solution

The fourth proportional to 38,089.50, 52,563.51 and 21,322.86 is: 29,425.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,089.50 : 52,563.51 = 21,322.86 : x
  2. Step 2: Convert to fraction form
    38,089.50/52,563.51 = 21,322.86/x
  3. Step 3: Cross multiply
    38,089.50x = 52,563.51 × 21,322.86
  4. Step 4: Simplify right side
    38,089.50x = 1,120,804,364.84
  5. Step 5: Solve for x
    x = 1,120,804,364.84/38,089.50
  6. Step 6: Final answer
    x = 29,425.55

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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.