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Finding the Fourth Proportional to 44,877.48, 67,328.70 and 19,579.20

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Solution

The fourth proportional to 44,877.48, 67,328.70 and 19,579.20 is: 29,374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,877.48 : 67,328.70 = 19,579.20 : x
  2. Step 2: Convert to fraction form
    44,877.48/67,328.70 = 19,579.20/x
  3. Step 3: Cross multiply
    44,877.48x = 67,328.70 × 19,579.20
  4. Step 4: Simplify right side
    44,877.48x = 1,318,242,245.99
  5. Step 5: Solve for x
    x = 1,318,242,245.99/44,877.48
  6. Step 6: Final answer
    x = 29,374.25

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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.