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Finding the Fourth Proportional to 48,774.88, 73,154.76 and 15,490.60

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Solution

The fourth proportional to 48,774.88, 73,154.76 and 15,490.60 is: 23,233.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,774.88 : 73,154.76 = 15,490.60 : x
  2. Step 2: Convert to fraction form
    48,774.88/73,154.76 = 15,490.60/x
  3. Step 3: Cross multiply
    48,774.88x = 73,154.76 × 15,490.60
  4. Step 4: Simplify right side
    48,774.88x = 1,133,211,125.26
  5. Step 5: Solve for x
    x = 1,133,211,125.26/48,774.88
  6. Step 6: Final answer
    x = 23,233.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.