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Finding the Fourth Proportional to 38,573.61, 53,216.37 and 24,225

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Solution

The fourth proportional to 38,573.61, 53,216.37 and 24,225 is: 33,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,573.61 : 53,216.37 = 24,225 : x
  2. Step 2: Convert to fraction form
    38,573.61/53,216.37 = 24,225/x
  3. Step 3: Cross multiply
    38,573.61x = 53,216.37 × 24,225
  4. Step 4: Simplify right side
    38,573.61x = 1,289,166,563.25
  5. Step 5: Solve for x
    x = 1,289,166,563.25/38,573.61
  6. Step 6: Final answer
    x = 33,420.95

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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.