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Finding the Fourth Proportional to 48,563.68, 72,848.67 and 15,285.01

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Solution

The fourth proportional to 48,563.68, 72,848.67 and 15,285.01 is: 22,928.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,563.68 : 72,848.67 = 15,285.01 : x
  2. Step 2: Convert to fraction form
    48,563.68/72,848.67 = 15,285.01/x
  3. Step 3: Cross multiply
    48,563.68x = 72,848.67 × 15,285.01
  4. Step 4: Simplify right side
    48,563.68x = 1,113,492,649.44
  5. Step 5: Solve for x
    x = 1,113,492,649.44/48,563.68
  6. Step 6: Final answer
    x = 22,928.51

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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.