Home / 38,325.59-52,889.26-21,558.59

Finding the Fourth Proportional to 38,325.59, 52,889.26 and 21,558.59

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Solution

The fourth proportional to 38,325.59, 52,889.26 and 21,558.59 is: 29,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325.59 : 52,889.26 = 21,558.59 : x
  2. Step 2: Convert to fraction form
    38,325.59/52,889.26 = 21,558.59/x
  3. Step 3: Cross multiply
    38,325.59x = 52,889.26 × 21,558.59
  4. Step 4: Simplify right side
    38,325.59x = 1,140,217,871.74
  5. Step 5: Solve for x
    x = 1,140,217,871.74/38,325.59
  6. Step 6: Final answer
    x = 29,750.82

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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.