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Finding the Fourth Proportional to 58,861.98, 88,280.60 and 19,409.84

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Solution

The fourth proportional to 58,861.98, 88,280.60 and 19,409.84 is: 29,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,861.98 : 88,280.60 = 19,409.84 : x
  2. Step 2: Convert to fraction form
    58,861.98/88,280.60 = 19,409.84/x
  3. Step 3: Cross multiply
    58,861.98x = 88,280.60 × 19,409.84
  4. Step 4: Simplify right side
    58,861.98x = 1,713,512,321.10
  5. Step 5: Solve for x
    x = 1,713,512,321.10/58,861.98
  6. Step 6: Final answer
    x = 29,110.68

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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.